[INFO] cloning repository https://github.com/debuti/prealloc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/debuti/prealloc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebuti%2Fprealloc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebuti%2Fprealloc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c44d309c303bff608849b2c501219f0a11cd6d9
[INFO] checking debuti/prealloc against try#c4ca24658d934444a28db36abebef17a8651701a for pr-144156
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebuti%2Fprealloc" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/debuti/prealloc
[INFO] finished tweaking git repo https://github.com/debuti/prealloc
[INFO] tweaked toml for git repo https://github.com/debuti/prealloc written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/debuti/prealloc on toolchain c4ca24658d934444a28db36abebef17a8651701a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c4ca24658d934444a28db36abebef17a8651701a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/debuti/prealloc 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" "+c4ca24658d934444a28db36abebef17a8651701a" "fetch" "--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 1 package to latest compatible version
[INFO] [stderr]       Adding prealloc_impl v0.1.0
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+c4ca24658d934444a28db36abebef17a8651701a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cd602b79029b2d9d755a7deaaeed632b9806b025d81996ff79afd78fe03b280
[INFO] running `Command { std: "docker" "start" "-a" "6cd602b79029b2d9d755a7deaaeed632b9806b025d81996ff79afd78fe03b280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cd602b79029b2d9d755a7deaaeed632b9806b025d81996ff79afd78fe03b280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cd602b79029b2d9d755a7deaaeed632b9806b025d81996ff79afd78fe03b280", kill_on_drop: false }`
[INFO] [stdout] 6cd602b79029b2d9d755a7deaaeed632b9806b025d81996ff79afd78fe03b280
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+c4ca24658d934444a28db36abebef17a8651701a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eca9da033a539fa7ffc415f0aeedf98d1ea3f1188ef7a5cd5bda8285f5f7c690
[INFO] running `Command { std: "docker" "start" "-a" "eca9da033a539fa7ffc415f0aeedf98d1ea3f1188ef7a5cd5bda8285f5f7c690", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]     Checking prealloc_impl v0.1.0 (/opt/rustwide/workdir/prealloc_impl)
[INFO] [stderr]    Compiling prealloc_impl v0.1.0
[INFO] [stderr]     Checking prealloc v0.1.0 (/opt/rustwide/workdir/prealloc)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.77s
[INFO] running `Command { std: "docker" "inspect" "eca9da033a539fa7ffc415f0aeedf98d1ea3f1188ef7a5cd5bda8285f5f7c690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca9da033a539fa7ffc415f0aeedf98d1ea3f1188ef7a5cd5bda8285f5f7c690", kill_on_drop: false }`
[INFO] [stdout] eca9da033a539fa7ffc415f0aeedf98d1ea3f1188ef7a5cd5bda8285f5f7c690