[INFO] fetching crate gbump 1.0.4...
[INFO] checking gbump-1.0.4 against master#a874956d940ecb3ed524b6176a171219ac4787ea for pr-76104
[INFO] extracting crate gbump 1.0.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate gbump 1.0.4 on toolchain a874956d940ecb3ed524b6176a171219ac4787ea
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gbump 1.0.4
[INFO] finished tweaking crates.io crate gbump 1.0.4
[INFO] tweaked toml for crates.io crate gbump 1.0.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate gbump 1.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb21565a5c8237f9e43a49b6c1da344e970698a315501b6a34196ab999be897f
[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" "cb21565a5c8237f9e43a49b6c1da344e970698a315501b6a34196ab999be897f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb21565a5c8237f9e43a49b6c1da344e970698a315501b6a34196ab999be897f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb21565a5c8237f9e43a49b6c1da344e970698a315501b6a34196ab999be897f", kill_on_drop: false }`
[INFO] [stdout] cb21565a5c8237f9e43a49b6c1da344e970698a315501b6a34196ab999be897f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] a0824077fd385aa07630df47c7c02371a32a08937ab567c1b63de8731dbc5ceb
[INFO] running `Command { std: "docker" "start" "-a" "a0824077fd385aa07630df47c7c02371a32a08937ab567c1b63de8731dbc5ceb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling cc v1.0.51
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.16
[INFO] [stderr]    Compiling libgit2-sys v0.12.3+1.0.0
[INFO] [stderr]     Checking git2 v0.13.2
[INFO] [stderr]     Checking gbump v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.00s
[INFO] running `Command { std: "docker" "inspect" "a0824077fd385aa07630df47c7c02371a32a08937ab567c1b63de8731dbc5ceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0824077fd385aa07630df47c7c02371a32a08937ab567c1b63de8731dbc5ceb", kill_on_drop: false }`
[INFO] [stdout] a0824077fd385aa07630df47c7c02371a32a08937ab567c1b63de8731dbc5ceb