[INFO] cloning repository https://github.com/juzi5201314/rw_optimizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/juzi5201314/rw_optimizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuzi5201314%2Frw_optimizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuzi5201314%2Frw_optimizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e0072c53b3b049d55f4eb36b9c99e2161f6d9adf
[INFO] checking juzi5201314/rw_optimizer against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuzi5201314%2Frw_optimizer" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/juzi5201314/rw_optimizer on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/juzi5201314/rw_optimizer
[INFO] finished tweaking git repo https://github.com/juzi5201314/rw_optimizer
[INFO] tweaked toml for git repo https://github.com/juzi5201314/rw_optimizer written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/juzi5201314/rw_optimizer 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dyn-clone v1.0.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04fb7c2d7d4e7ab0aedd6abf082e4e69693721a352506ed5e3e37f482a70073d
[INFO] running `Command { std: "docker" "start" "-a" "04fb7c2d7d4e7ab0aedd6abf082e4e69693721a352506ed5e3e37f482a70073d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04fb7c2d7d4e7ab0aedd6abf082e4e69693721a352506ed5e3e37f482a70073d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04fb7c2d7d4e7ab0aedd6abf082e4e69693721a352506ed5e3e37f482a70073d", kill_on_drop: false }`
[INFO] [stdout] 04fb7c2d7d4e7ab0aedd6abf082e4e69693721a352506ed5e3e37f482a70073d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a374b7603de3f3cee951cb1f6f54e3b6cc3ce81f04eee781e21fccba66108e4d
[INFO] running `Command { std: "docker" "start" "-a" "a374b7603de3f3cee951cb1f6f54e3b6cc3ce81f04eee781e21fccba66108e4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling portable-atomic v1.4.3
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking dyn-clone v1.0.14
[INFO] [stderr]     Checking newline-converter v0.2.2
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking bstr v1.7.0
[INFO] [stderr]     Checking png v0.17.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking indicatif v0.17.7
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking image v0.24.7
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking inquire v0.6.2
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking globset v0.4.13
[INFO] [stderr]     Checking argh_shared v0.1.12
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]     Checking argh v0.1.12
[INFO] [stderr]     Checking rw_optimizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.84s
[INFO] running `Command { std: "docker" "inspect" "a374b7603de3f3cee951cb1f6f54e3b6cc3ce81f04eee781e21fccba66108e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a374b7603de3f3cee951cb1f6f54e3b6cc3ce81f04eee781e21fccba66108e4d", kill_on_drop: false }`
[INFO] [stdout] a374b7603de3f3cee951cb1f6f54e3b6cc3ce81f04eee781e21fccba66108e4d