[INFO] fetching crate gitrelease 0.1.1...
[INFO] checking gitrelease-0.1.1 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] extracting crate gitrelease 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate gitrelease 0.1.1 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gitrelease 0.1.1
[INFO] finished tweaking crates.io crate gitrelease 0.1.1
[INFO] tweaked toml for crates.io crate gitrelease 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate gitrelease 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded git2 v0.10.2
[INFO] [stderr]   Downloaded libssh2-sys v0.2.14
[INFO] [stderr]   Downloaded libgit2-sys v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8aa6da40854100e3fa619486595ca86590548c75be9a952f19fc6d99506471e7
[INFO] running `Command { std: "docker" "start" "-a" "8aa6da40854100e3fa619486595ca86590548c75be9a952f19fc6d99506471e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8aa6da40854100e3fa619486595ca86590548c75be9a952f19fc6d99506471e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aa6da40854100e3fa619486595ca86590548c75be9a952f19fc6d99506471e7", kill_on_drop: false }`
[INFO] [stdout] 8aa6da40854100e3fa619486595ca86590548c75be9a952f19fc6d99506471e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b0fb68f22caaea31659892f0346c78a32050e05ec4e6c33d142101750bff0f7
[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" "7b0fb68f22caaea31659892f0346c78a32050e05ec4e6c33d142101750bff0f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking strsim v0.9.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling libssh2-sys v0.2.14
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking git2 v0.10.2
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking gitrelease v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.54s
[INFO] running `Command { std: "docker" "inspect" "7b0fb68f22caaea31659892f0346c78a32050e05ec4e6c33d142101750bff0f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b0fb68f22caaea31659892f0346c78a32050e05ec4e6c33d142101750bff0f7", kill_on_drop: false }`
[INFO] [stdout] 7b0fb68f22caaea31659892f0346c78a32050e05ec4e6c33d142101750bff0f7