[INFO] fetching crate io_utils 0.2.10... [INFO] testing io_utils-0.2.10 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate io_utils 0.2.10 into /workspace/builds/worker-67/source [INFO] validating manifest of crates.io crate io_utils 0.2.10 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate io_utils 0.2.10 [INFO] finished tweaking crates.io crate io_utils 0.2.10 [INFO] tweaked toml for crates.io crate io_utils 0.2.10 written to /workspace/builds/worker-67/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded string_utils v0.1.2 [INFO] [stderr] Downloaded permutation v0.2.5 [INFO] [stderr] Downloaded vector_utils v0.1.3 [INFO] [stderr] Downloaded superslice v1.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 581b7e04e9b052d4e89a835ed30ba95165403fc0a2076d51420a1104a1f736db [INFO] running `Command { std: "docker" "start" "-a" "581b7e04e9b052d4e89a835ed30ba95165403fc0a2076d51420a1104a1f736db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "581b7e04e9b052d4e89a835ed30ba95165403fc0a2076d51420a1104a1f736db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "581b7e04e9b052d4e89a835ed30ba95165403fc0a2076d51420a1104a1f736db", kill_on_drop: false }` [INFO] [stdout] 581b7e04e9b052d4e89a835ed30ba95165403fc0a2076d51420a1104a1f736db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2023dedf3a68c45986350a43c3e8d357bfdf41208e7ff0779a167045129f845c [INFO] running `Command { std: "docker" "start" "-a" "2023dedf3a68c45986350a43c3e8d357bfdf41208e7ff0779a167045129f845c", kill_on_drop: false }` [INFO] [stderr] Compiling permutation v0.2.5 [INFO] [stderr] Compiling superslice v1.0.0 [INFO] [stderr] Compiling lz4-sys v1.9.2 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling vector_utils v0.1.3 [INFO] [stderr] Compiling flate2 v1.0.21 [INFO] [stderr] Compiling string_utils v0.1.2 [INFO] [stderr] Compiling lz4 v1.23.2 [INFO] [stderr] Compiling io_utils v0.2.10 (/opt/rustwide/workdir) [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/lib.rs:83:10 [INFO] [stdout] | [INFO] [stdout] 83 | ); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 212 | let buf = open_for_read![&f]; [INFO] [stdout] | ------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [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 `open_for_read` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.19s [INFO] running `Command { std: "docker" "inspect" "2023dedf3a68c45986350a43c3e8d357bfdf41208e7ff0779a167045129f845c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2023dedf3a68c45986350a43c3e8d357bfdf41208e7ff0779a167045129f845c", kill_on_drop: false }` [INFO] [stdout] 2023dedf3a68c45986350a43c3e8d357bfdf41208e7ff0779a167045129f845c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 800de18d6a93f70a87b2a6c587dc2605d5fc3dfb58db8e1330026faf5e47c44c [INFO] running `Command { std: "docker" "start" "-a" "800de18d6a93f70a87b2a6c587dc2605d5fc3dfb58db8e1330026faf5e47c44c", kill_on_drop: false }` [INFO] [stderr] Compiling io_utils v0.2.10 (/opt/rustwide/workdir) [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/lib.rs:83:10 [INFO] [stdout] | [INFO] [stdout] 83 | ); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 212 | let buf = open_for_read![&f]; [INFO] [stdout] | ------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [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 `open_for_read` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/lib.rs:83:10 [INFO] [stdout] | [INFO] [stdout] 83 | ); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 212 | let buf = open_for_read![&f]; [INFO] [stdout] | ------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [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 `open_for_read` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "800de18d6a93f70a87b2a6c587dc2605d5fc3dfb58db8e1330026faf5e47c44c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "800de18d6a93f70a87b2a6c587dc2605d5fc3dfb58db8e1330026faf5e47c44c", kill_on_drop: false }` [INFO] [stdout] 800de18d6a93f70a87b2a6c587dc2605d5fc3dfb58db8e1330026faf5e47c44c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8622204f5d57f42719b2e9f8a4288b6160d97daae49f4a94bbffef3e36fb72bf [INFO] running `Command { std: "docker" "start" "-a" "8622204f5d57f42719b2e9f8a4288b6160d97daae49f4a94bbffef3e36fb72bf", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trailing semicolon in macro used in expression position [INFO] [stderr] --> src/lib.rs:83:10 [INFO] [stderr] | [INFO] [stderr] 83 | ); [INFO] [stderr] | ^ [INFO] [stderr] ... [INFO] [stderr] 212 | let buf = open_for_read![&f]; [INFO] [stderr] | ------------------ in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #79813 [INFO] [stderr] = note: this warning originates in the macro `open_for_read` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `io_utils` (lib) generated 1 warning [INFO] [stderr] warning: `io_utils` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/io_utils-76f93640f1ebb27d) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests io_utils [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8622204f5d57f42719b2e9f8a4288b6160d97daae49f4a94bbffef3e36fb72bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8622204f5d57f42719b2e9f8a4288b6160d97daae49f4a94bbffef3e36fb72bf", kill_on_drop: false }` [INFO] [stdout] 8622204f5d57f42719b2e9f8a4288b6160d97daae49f4a94bbffef3e36fb72bf