[INFO] fetching crate mtime 0.1.0...
[INFO] testing mtime-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate mtime 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate mtime 0.1.0
[INFO] finished tweaking crates.io crate mtime 0.1.0
[INFO] tweaked toml for crates.io crate mtime 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mtime 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mtime 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prettytable-rs v0.8.0
[INFO] [stderr]   Downloaded term v0.5.2
[INFO] [stderr]   Downloaded clap v2.33.3
[INFO] [stderr]   Downloaded regex-automata v0.1.9
[INFO] [stderr]   Downloaded serde v1.0.115
[INFO] [stderr]   Downloaded bstr v0.2.13
[INFO] [stderr]   Downloaded csv v1.1.3
[INFO] [stderr]   Downloaded libc v0.2.76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c57381b4bf8665fa6ca4ff21876460c5b2d5381021babe6a892dbe85fe40cc6
[INFO] running `Command { std: "docker" "start" "-a" "7c57381b4bf8665fa6ca4ff21876460c5b2d5381021babe6a892dbe85fe40cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c57381b4bf8665fa6ca4ff21876460c5b2d5381021babe6a892dbe85fe40cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c57381b4bf8665fa6ca4ff21876460c5b2d5381021babe6a892dbe85fe40cc6", kill_on_drop: false }`
[INFO] [stdout] 7c57381b4bf8665fa6ca4ff21876460c5b2d5381021babe6a892dbe85fe40cc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76a7a83f88760bec9c8caee8fa62f0f2357ad22f6fe558ca66074d2aa7b4d95b
[INFO] running `Command { std: "docker" "start" "-a" "76a7a83f88760bec9c8caee8fa62f0f2357ad22f6fe558ca66074d2aa7b4d95b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling mtime v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the type `rusage` does not permit being left uninitialized
[INFO] [stdout]   --> src/main.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let mut usage: rusage = mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 this code causes undefined behavior when executed
[INFO] [stdout]    |                                 help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.50s
[INFO] running `Command { std: "docker" "inspect" "76a7a83f88760bec9c8caee8fa62f0f2357ad22f6fe558ca66074d2aa7b4d95b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76a7a83f88760bec9c8caee8fa62f0f2357ad22f6fe558ca66074d2aa7b4d95b", kill_on_drop: false }`
[INFO] [stdout] 76a7a83f88760bec9c8caee8fa62f0f2357ad22f6fe558ca66074d2aa7b4d95b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8f19a14198feffb554675169d596e92449023205522d288bbfb8d42df2c0322
[INFO] running `Command { std: "docker" "start" "-a" "e8f19a14198feffb554675169d596e92449023205522d288bbfb8d42df2c0322", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtime v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the type `rusage` does not permit being left uninitialized
[INFO] [stdout]   --> src/main.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let mut usage: rusage = mem::MaybeUninit::uninit().assume_init();
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 this code causes undefined behavior when executed
[INFO] [stdout]    |                                 help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "e8f19a14198feffb554675169d596e92449023205522d288bbfb8d42df2c0322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8f19a14198feffb554675169d596e92449023205522d288bbfb8d42df2c0322", kill_on_drop: false }`
[INFO] [stdout] e8f19a14198feffb554675169d596e92449023205522d288bbfb8d42df2c0322
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd006d904d3a432bf578b55b537ce636362a0f70248a5a05402ddc28b676165a
[INFO] running `Command { std: "docker" "start" "-a" "fd006d904d3a432bf578b55b537ce636362a0f70248a5a05402ddc28b676165a", kill_on_drop: false }`
[INFO] [stderr] warning: the type `rusage` does not permit being left uninitialized
[INFO] [stderr]   --> src/main.rs:29:33
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let mut usage: rusage = mem::MaybeUninit::uninit().assume_init();
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                 |
[INFO] [stderr]    |                                 this code causes undefined behavior when executed
[INFO] [stderr]    |                                 help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mtime` (bin "mtime" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mtime-8b4b120077f0fe86)
[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" "fd006d904d3a432bf578b55b537ce636362a0f70248a5a05402ddc28b676165a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd006d904d3a432bf578b55b537ce636362a0f70248a5a05402ddc28b676165a", kill_on_drop: false }`
[INFO] [stdout] fd006d904d3a432bf578b55b537ce636362a0f70248a5a05402ddc28b676165a
