[INFO] fetching crate clr 0.3.1...
[INFO] checking clr-0.3.1 against try#dd2d87b6cc31907ae305875eb6be399783dc0256 for pr-143929
[INFO] extracting crate clr 0.3.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate clr 0.3.1
[INFO] finished tweaking crates.io crate clr 0.3.1
[INFO] tweaked toml for crates.io crate clr 0.3.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate clr 0.3.1 on toolchain dd2d87b6cc31907ae305875eb6be399783dc0256
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate clr 0.3.1 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" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b7b23e1d445d77b2489cfe1846747577a5e1d4dd95d14e72e77259ad716d6d7
[INFO] running `Command { std: "docker" "start" "-a" "7b7b23e1d445d77b2489cfe1846747577a5e1d4dd95d14e72e77259ad716d6d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b7b23e1d445d77b2489cfe1846747577a5e1d4dd95d14e72e77259ad716d6d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b7b23e1d445d77b2489cfe1846747577a5e1d4dd95d14e72e77259ad716d6d7", kill_on_drop: false }`
[INFO] [stdout] 7b7b23e1d445d77b2489cfe1846747577a5e1d4dd95d14e72e77259ad716d6d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 582ae4237c28746f44b82f2f83bfd3a693b0178ec341cc64bc47183f5d3f2324
[INFO] running `Command { std: "docker" "start" "-a" "582ae4237c28746f44b82f2f83bfd3a693b0178ec341cc64bc47183f5d3f2324", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking clr v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.48s
[INFO] running `Command { std: "docker" "inspect" "582ae4237c28746f44b82f2f83bfd3a693b0178ec341cc64bc47183f5d3f2324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "582ae4237c28746f44b82f2f83bfd3a693b0178ec341cc64bc47183f5d3f2324", kill_on_drop: false }`
[INFO] [stdout] 582ae4237c28746f44b82f2f83bfd3a693b0178ec341cc64bc47183f5d3f2324