[INFO] fetching crate os-ver 0.2.1...
[INFO] checking os-ver-0.2.1 against master#dc8fe1f81c6cf13c0987944c525b2aa81625b5d0 for pr-133502-4
[INFO] extracting crate os-ver 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate os-ver 0.2.1 on toolchain dc8fe1f81c6cf13c0987944c525b2aa81625b5d0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate os-ver 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate os-ver 0.2.1
[INFO] tweaked toml for crates.io crate os-ver 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate os-ver 0.2.1 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" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-version v0.1.1
[INFO] [stderr]   Downloaded objc-sys v0.3.5
[INFO] [stderr]   Downloaded block2 v0.5.1
[INFO] [stderr]   Downloaded libc v0.2.161
[INFO] [stderr]   Downloaded objc2 v0.5.2
[INFO] [stderr]   Downloaded objc2-foundation v0.2.2
[INFO] [stderr]   Downloaded objc2-encode v4.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15656e1737ecaea5c2a9cb8ab066aebe62afe1b4dca813681a040d25ca4be902
[INFO] running `Command { std: "docker" "start" "-a" "15656e1737ecaea5c2a9cb8ab066aebe62afe1b4dca813681a040d25ca4be902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15656e1737ecaea5c2a9cb8ab066aebe62afe1b4dca813681a040d25ca4be902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15656e1737ecaea5c2a9cb8ab066aebe62afe1b4dca813681a040d25ca4be902", kill_on_drop: false }`
[INFO] [stdout] 15656e1737ecaea5c2a9cb8ab066aebe62afe1b4dca813681a040d25ca4be902
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9c967e8ca3b5fe568ad6b012f15b1766bc0761dd722a43bea88a344a9e74856
[INFO] running `Command { std: "docker" "start" "-a" "c9c967e8ca3b5fe568ad6b012f15b1766bc0761dd722a43bea88a344a9e74856", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]     Checking os-ver v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "c9c967e8ca3b5fe568ad6b012f15b1766bc0761dd722a43bea88a344a9e74856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c967e8ca3b5fe568ad6b012f15b1766bc0761dd722a43bea88a344a9e74856", kill_on_drop: false }`
[INFO] [stdout] c9c967e8ca3b5fe568ad6b012f15b1766bc0761dd722a43bea88a344a9e74856