[INFO] fetching crate git-calver 20.3.5...
[INFO] checking git-calver-20.3.5 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate git-calver 20.3.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate git-calver 20.3.5 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git-calver 20.3.5
[INFO] finished tweaking crates.io crate git-calver 20.3.5
[INFO] tweaked toml for crates.io crate git-calver 20.3.5 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate git-calver 20.3.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0c3a2d430914e3ce3794a83e5f5c003cf610c14e1b93d05018ed6b3e8376b51
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b0c3a2d430914e3ce3794a83e5f5c003cf610c14e1b93d05018ed6b3e8376b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0c3a2d430914e3ce3794a83e5f5c003cf610c14e1b93d05018ed6b3e8376b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c3a2d430914e3ce3794a83e5f5c003cf610c14e1b93d05018ed6b3e8376b51", kill_on_drop: false }`
[INFO] [stdout] b0c3a2d430914e3ce3794a83e5f5c003cf610c14e1b93d05018ed6b3e8376b51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9309fde3d128551d6558dd4b4a654af15d46c54d25b44568f158422783c37ba9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9309fde3d128551d6558dd4b4a654af15d46c54d25b44568f158422783c37ba9", kill_on_drop: false }`
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling libssh2-sys v0.2.15
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]     Checking git2 v0.10.2
[INFO] [stderr]     Checking git-calver v20.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.18s
[INFO] running `Command { std: "docker" "inspect" "9309fde3d128551d6558dd4b4a654af15d46c54d25b44568f158422783c37ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9309fde3d128551d6558dd4b4a654af15d46c54d25b44568f158422783c37ba9", kill_on_drop: false }`
[INFO] [stdout] 9309fde3d128551d6558dd4b4a654af15d46c54d25b44568f158422783c37ba9