[INFO] fetching crate rousan_rust_poc 0.1.0...
[INFO] checking rousan_rust_poc-0.1.0 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate rousan_rust_poc 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rousan_rust_poc 0.1.0 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rousan_rust_poc 0.1.0
[INFO] finished tweaking crates.io crate rousan_rust_poc 0.1.0
[INFO] tweaked toml for crates.io crate rousan_rust_poc 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate rousan_rust_poc 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f96d92683946f4e238fb0fe38ced8f43c83442f65d467d1b9cdbd11d440368a
[INFO] running `Command { std: "docker" "start" "-a" "2f96d92683946f4e238fb0fe38ced8f43c83442f65d467d1b9cdbd11d440368a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f96d92683946f4e238fb0fe38ced8f43c83442f65d467d1b9cdbd11d440368a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f96d92683946f4e238fb0fe38ced8f43c83442f65d467d1b9cdbd11d440368a", kill_on_drop: false }`
[INFO] [stdout] 2f96d92683946f4e238fb0fe38ced8f43c83442f65d467d1b9cdbd11d440368a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba0b8fc67698b0e4a3fd2e832dd931e6134a6122910781622e5a8ba76116d331
[INFO] running `Command { std: "docker" "start" "-a" "ba0b8fc67698b0e4a3fd2e832dd931e6134a6122910781622e5a8ba76116d331", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rousan_rust_poc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.96s
[INFO] running `Command { std: "docker" "inspect" "ba0b8fc67698b0e4a3fd2e832dd931e6134a6122910781622e5a8ba76116d331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba0b8fc67698b0e4a3fd2e832dd931e6134a6122910781622e5a8ba76116d331", kill_on_drop: false }`
[INFO] [stdout] ba0b8fc67698b0e4a3fd2e832dd931e6134a6122910781622e5a8ba76116d331