[INFO] fetching crate git-repo-language-trends 0.4.0...
[INFO] checking git-repo-language-trends-0.4.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate git-repo-language-trends 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate git-repo-language-trends 0.4.0 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-repo-language-trends 0.4.0
[INFO] finished tweaking crates.io crate git-repo-language-trends 0.4.0
[INFO] tweaked toml for crates.io crate git-repo-language-trends 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate git-repo-language-trends 0.4.0 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] 75eacb4afa3342f359273aa60cdbe6487ae6610c49018ac36ed53ca7ee5d77e4
[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" "75eacb4afa3342f359273aa60cdbe6487ae6610c49018ac36ed53ca7ee5d77e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75eacb4afa3342f359273aa60cdbe6487ae6610c49018ac36ed53ca7ee5d77e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75eacb4afa3342f359273aa60cdbe6487ae6610c49018ac36ed53ca7ee5d77e4", kill_on_drop: false }`
[INFO] [stdout] 75eacb4afa3342f359273aa60cdbe6487ae6610c49018ac36ed53ca7ee5d77e4
[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] e29005ce3ac9a7d28ce01cfa56e2b11f328ef32160277c4291fb3ca0d4236409
[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" "e29005ce3ac9a7d28ce01cfa56e2b11f328ef32160277c4291fb3ca0d4236409", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking predicates-core v1.0.1
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking thread_local v1.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking log v0.4.13
[INFO] [stderr]     Checking predicates-tree v1.0.1
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking console v0.14.0
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking predicates v1.0.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]     Checking assert_cmd v1.0.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libgit2-sys v0.12.18+1.1.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking git2 v0.13.16
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking git-repo-language-trends v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "e29005ce3ac9a7d28ce01cfa56e2b11f328ef32160277c4291fb3ca0d4236409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e29005ce3ac9a7d28ce01cfa56e2b11f328ef32160277c4291fb3ca0d4236409", kill_on_drop: false }`
[INFO] [stdout] e29005ce3ac9a7d28ce01cfa56e2b11f328ef32160277c4291fb3ca0d4236409