[INFO] fetching crate boxxy 0.11.0... [INFO] checking boxxy-0.11.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] extracting crate boxxy 0.11.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate boxxy 0.11.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate boxxy 0.11.0 [INFO] finished tweaking crates.io crate boxxy 0.11.0 [INFO] tweaked toml for crates.io crate boxxy 0.11.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded elf v0.0.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 46e1e51ac3a690325b86c286b25a9f79b57c774248647cde173f0a4086b66b3f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "46e1e51ac3a690325b86c286b25a9f79b57c774248647cde173f0a4086b66b3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "46e1e51ac3a690325b86c286b25a9f79b57c774248647cde173f0a4086b66b3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46e1e51ac3a690325b86c286b25a9f79b57c774248647cde173f0a4086b66b3f", kill_on_drop: false }` [INFO] [stdout] 46e1e51ac3a690325b86c286b25a9f79b57c774248647cde173f0a4086b66b3f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f99b1f77633e70d8a0993f81055b9e7b37ff7b4b111a41e7754aacdd44f78600 [INFO] running `Command { std: "docker" "start" "-a" "f99b1f77633e70d8a0993f81055b9e7b37ff7b4b111a41e7754aacdd44f78600", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking rustc-demangle v0.1.19 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking object v0.23.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling nix v0.15.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking unicode-segmentation v1.7.1 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking bufstream v0.1.4 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling backtrace v0.3.58 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking elf v0.0.10 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.36 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking dirs-sys v0.3.6 [INFO] [stderr] Checking errno v0.2.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking ct-logs v0.6.0 [INFO] [stderr] Checking caps v0.3.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking rustls v0.16.0 [INFO] [stderr] Checking webpki-roots v0.17.0 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking rustyline v5.0.6 [INFO] [stderr] Checking tokio-rustls v0.10.3 [INFO] [stderr] Checking ctrlc v3.1.9 [INFO] [stderr] Checking hyper-rustls v0.17.1 [INFO] [stderr] Checking boxxy v0.11.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ctrl.rs:98:29 [INFO] [stdout] | [INFO] [stdout] 98 | RWPair(BufStream, Box>>), [INFO] [stdout] | ^ help: use `dyn`: `dyn R` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` 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 the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ctrl.rs:98:37 [INFO] [stdout] | [INFO] [stdout] 98 | RWPair(BufStream, Box>>), [INFO] [stdout] | ^ help: use `dyn`: `dyn W` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ctrl.rs:138:31 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn rw_pair(input: Box, output: Box) -> Interface { [INFO] [stdout] | ^ help: use `dyn`: `dyn R` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ctrl.rs:138:47 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn rw_pair(input: Box, output: Box) -> Interface { [INFO] [stdout] | ^ help: use `dyn`: `dyn W` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ctrl.rs:98:29 [INFO] [stdout] | [INFO] [stdout] 98 | RWPair(BufStream, Box>>), [INFO] [stdout] | ^ help: use `dyn`: `dyn R` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` 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 the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ctrl.rs:98:37 [INFO] [stdout] | [INFO] [stdout] 98 | RWPair(BufStream, Box>>), [INFO] [stdout] | ^ help: use `dyn`: `dyn W` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ctrl.rs:138:31 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn rw_pair(input: Box, output: Box) -> Interface { [INFO] [stdout] | ^ help: use `dyn`: `dyn R` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ctrl.rs:138:47 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn rw_pair(input: Box, output: Box) -> Interface { [INFO] [stdout] | ^ help: use `dyn`: `dyn W` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/busybox/procs/jit.rs:37:48 [INFO] [stdout] | [INFO] [stdout] 37 | let mut page: *mut libc::c_void = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/busybox/procs/jit.rs:37:48 [INFO] [stdout] | [INFO] [stdout] 37 | let mut page: *mut libc::c_void = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `ForeignCommand`, which is not FFI-safe [INFO] [stdout] --> src/ffi/exports.rs:23:85 [INFO] [stdout] | [INFO] [stdout] 23 | pub unsafe extern fn boxxy_with(target: *mut Shell, name: *const libc::c_char, ptr: ForeignCommand) { [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/ffi/mod.rs:37:1 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct ForeignCommand(extern fn(usize, *const *const c_char) -> i32); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `ForeignCommand`, which is not FFI-safe [INFO] [stdout] --> src/ffi/exports.rs:23:85 [INFO] [stdout] | [INFO] [stdout] 23 | pub unsafe extern fn boxxy_with(target: *mut Shell, name: *const libc::c_char, ptr: ForeignCommand) { [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/ffi/mod.rs:37:1 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct ForeignCommand(extern fn(usize, *const *const c_char) -> i32); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 54.64s [INFO] running `Command { std: "docker" "inspect" "f99b1f77633e70d8a0993f81055b9e7b37ff7b4b111a41e7754aacdd44f78600", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f99b1f77633e70d8a0993f81055b9e7b37ff7b4b111a41e7754aacdd44f78600", kill_on_drop: false }` [INFO] [stdout] f99b1f77633e70d8a0993f81055b9e7b37ff7b4b111a41e7754aacdd44f78600