[INFO] fetching crate mcrw 0.4.0...
[INFO] checking mcrw-0.4.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate mcrw 0.4.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate mcrw 0.4.0
[INFO] finished tweaking crates.io crate mcrw 0.4.0
[INFO] tweaked toml for crates.io crate mcrw 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcrw 0.4.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb12925a53a2c5c233504c176a8046a22499f5b6a998807a54ee74cce2b9f3be
[INFO] running `Command { std: "docker" "start" "-a" "fb12925a53a2c5c233504c176a8046a22499f5b6a998807a54ee74cce2b9f3be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb12925a53a2c5c233504c176a8046a22499f5b6a998807a54ee74cce2b9f3be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb12925a53a2c5c233504c176a8046a22499f5b6a998807a54ee74cce2b9f3be", kill_on_drop: false }`
[INFO] [stdout] fb12925a53a2c5c233504c176a8046a22499f5b6a998807a54ee74cce2b9f3be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0faabc1ca73706a0871e24d85161aa8fc4424033a02ea8fc10f10341e2c7e052
[INFO] running `Command { std: "docker" "start" "-a" "0faabc1ca73706a0871e24d85161aa8fc4424033a02ea8fc10f10341e2c7e052", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking mcrw v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling quickcheck_macros v1.1.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.42s
[INFO] running `Command { std: "docker" "inspect" "0faabc1ca73706a0871e24d85161aa8fc4424033a02ea8fc10f10341e2c7e052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0faabc1ca73706a0871e24d85161aa8fc4424033a02ea8fc10f10341e2c7e052", kill_on_drop: false }`
[INFO] [stdout] 0faabc1ca73706a0871e24d85161aa8fc4424033a02ea8fc10f10341e2c7e052