[INFO] fetching crate simple_libc 0.5.0... [INFO] checking simple_libc-0.5.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate simple_libc 0.5.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate simple_libc 0.5.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate simple_libc 0.5.0 [INFO] finished tweaking crates.io crate simple_libc 0.5.0 [INFO] tweaked toml for crates.io crate simple_libc 0.5.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 19 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding heck v0.3.3 (latest: v0.5.0) [INFO] [stderr] Adding strum v0.18.0 (latest: v0.26.2) [INFO] [stderr] Adding strum_macros v0.18.0 (latest: v0.26.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded strum v0.18.0 [INFO] [stderr] Downloaded strum_macros v0.18.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 438025e96b5f3aa0bcca6dc02a0944b7d315a28d310659e04c3e981bcf7525b4 [INFO] running `Command { std: "docker" "start" "-a" "438025e96b5f3aa0bcca6dc02a0944b7d315a28d310659e04c3e981bcf7525b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "438025e96b5f3aa0bcca6dc02a0944b7d315a28d310659e04c3e981bcf7525b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "438025e96b5f3aa0bcca6dc02a0944b7d315a28d310659e04c3e981bcf7525b4", kill_on_drop: false }` [INFO] [stdout] 438025e96b5f3aa0bcca6dc02a0944b7d315a28d310659e04c3e981bcf7525b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3fe89ba1f35de588ad3cd34a16bf5eeea32e7d33d2db16b9d2b0dd0befc77977 [INFO] running `Command { std: "docker" "start" "-a" "3fe89ba1f35de588ad3cd34a16bf5eeea32e7d33d2db16b9d2b0dd0befc77977", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling unicode-segmentation v1.11.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking strum v0.18.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling strum_macros v0.18.0 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking serde_test v1.0.176 [INFO] [stderr] Checking simple_libc v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 14 | unsafe { fcntl_raw!(fd, libc::F_DUPFD, min_fd) } [INFO] [stdout] | ------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw` [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 19 | unsafe { fcntl_raw!(fd, libc::F_DUPFD_CLOEXEC, min_fd) } [INFO] [stdout] | --------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw` [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 24 | unsafe { fcntl_raw!(fd, libc::F_GETFD) } [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw` [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 29 | unsafe { fcntl_raw!(fd, libc::F_SETFD, flags)? }; [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 58 | unsafe { fcntl_raw!(fd, libc::F_SETLK, lock)? }; [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 64 | unsafe { fcntl_raw!(fd, libc::F_SETLKW, lock)? }; [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 70 | unsafe { fcntl_raw!(fd, libc::F_GETLK, lock)? }; [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 14 | unsafe { fcntl_raw!(fd, libc::F_DUPFD, min_fd) } [INFO] [stdout] | ------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw` [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 19 | unsafe { fcntl_raw!(fd, libc::F_DUPFD_CLOEXEC, min_fd) } [INFO] [stdout] | --------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw` [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 24 | unsafe { fcntl_raw!(fd, libc::F_GETFD) } [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw` [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 29 | unsafe { fcntl_raw!(fd, libc::F_SETFD, flags)? }; [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 58 | unsafe { fcntl_raw!(fd, libc::F_SETLK, lock)? }; [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 64 | unsafe { fcntl_raw!(fd, libc::F_SETLKW, lock)? }; [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 70 | unsafe { fcntl_raw!(fd, libc::F_GETLK, lock)? }; [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `UnixStream` is imported redundantly [INFO] [stdout] --> src/net/mod.rs:230:9 [INFO] [stdout] | [INFO] [stdout] 228 | use super::*; [INFO] [stdout] | -------- the item `UnixStream` is already imported here [INFO] [stdout] 229 | [INFO] [stdout] 230 | use std::os::unix::net::UnixStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/wait.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/wait.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.24s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: simple_libc v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "3fe89ba1f35de588ad3cd34a16bf5eeea32e7d33d2db16b9d2b0dd0befc77977", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fe89ba1f35de588ad3cd34a16bf5eeea32e7d33d2db16b9d2b0dd0befc77977", kill_on_drop: false }` [INFO] [stdout] 3fe89ba1f35de588ad3cd34a16bf5eeea32e7d33d2db16b9d2b0dd0befc77977 [INFO] checking simple_libc-0.5.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate simple_libc 0.5.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate simple_libc 0.5.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate simple_libc 0.5.0 [INFO] finished tweaking crates.io crate simple_libc 0.5.0 [INFO] tweaked toml for crates.io crate simple_libc 0.5.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71056d8eed8bb22762021c669e9b067d129884ed9a90e804248f02b8150ac6ae [INFO] running `Command { std: "docker" "start" "-a" "71056d8eed8bb22762021c669e9b067d129884ed9a90e804248f02b8150ac6ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71056d8eed8bb22762021c669e9b067d129884ed9a90e804248f02b8150ac6ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71056d8eed8bb22762021c669e9b067d129884ed9a90e804248f02b8150ac6ae", kill_on_drop: false }` [INFO] [stdout] 71056d8eed8bb22762021c669e9b067d129884ed9a90e804248f02b8150ac6ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea82dca1245c5e5456305c77c2bfa34e8568a03d36f96ec4f11be30b036357b8 [INFO] running `Command { std: "docker" "start" "-a" "ea82dca1245c5e5456305c77c2bfa34e8568a03d36f96ec4f11be30b036357b8", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling unicode-segmentation v1.11.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking strum v0.18.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling strum_macros v0.18.0 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking serde_test v1.0.176 [INFO] [stderr] Checking simple_libc v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 14 | unsafe { fcntl_raw!(fd, libc::F_DUPFD, min_fd) } [INFO] [stdout] | ------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw` [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 19 | unsafe { fcntl_raw!(fd, libc::F_DUPFD_CLOEXEC, min_fd) } [INFO] [stdout] | --------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw` [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 24 | unsafe { fcntl_raw!(fd, libc::F_GETFD) } [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw` [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 29 | unsafe { fcntl_raw!(fd, libc::F_SETFD, flags)? }; [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 58 | unsafe { fcntl_raw!(fd, libc::F_SETLK, lock)? }; [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 64 | unsafe { fcntl_raw!(fd, libc::F_SETLKW, lock)? }; [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 70 | unsafe { fcntl_raw!(fd, libc::F_GETLK, lock)? }; [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 14 | unsafe { fcntl_raw!(fd, libc::F_DUPFD, min_fd) } [INFO] [stdout] | ------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw` [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 19 | unsafe { fcntl_raw!(fd, libc::F_DUPFD_CLOEXEC, min_fd) } [INFO] [stdout] | --------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw` [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 24 | unsafe { fcntl_raw!(fd, libc::F_GETFD) } [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw` [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 29 | unsafe { fcntl_raw!(fd, libc::F_SETFD, flags)? }; [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 58 | unsafe { fcntl_raw!(fd, libc::F_SETLK, lock)? }; [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 64 | unsafe { fcntl_raw!(fd, libc::F_SETLKW, lock)? }; [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/fcntl.rs:8:62 [INFO] [stdout] | [INFO] [stdout] 8 | error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 70 | unsafe { fcntl_raw!(fd, libc::F_GETLK, lock)? }; [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `UnixStream` is imported redundantly [INFO] [stdout] --> src/net/mod.rs:230:9 [INFO] [stdout] | [INFO] [stdout] 228 | use super::*; [INFO] [stdout] | -------- the item `UnixStream` is already imported here [INFO] [stdout] 229 | [INFO] [stdout] 230 | use std::os::unix::net::UnixStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/wait.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/wait.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.04s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: simple_libc v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "ea82dca1245c5e5456305c77c2bfa34e8568a03d36f96ec4f11be30b036357b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea82dca1245c5e5456305c77c2bfa34e8568a03d36f96ec4f11be30b036357b8", kill_on_drop: false }` [INFO] [stdout] ea82dca1245c5e5456305c77c2bfa34e8568a03d36f96ec4f11be30b036357b8