[INFO] fetching crate config2args 0.2.0...
[INFO] checking config2args-0.2.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate config2args 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate config2args 0.2.0 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 config2args 0.2.0
[INFO] finished tweaking crates.io crate config2args 0.2.0
[INFO] tweaked toml for crates.io crate config2args 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9a4c7025d7db59a1e24228ce2b9a2d5e4a63162716eec96ca32fa6ae6425067b
[INFO] running `Command { std: "docker" "start" "-a" "9a4c7025d7db59a1e24228ce2b9a2d5e4a63162716eec96ca32fa6ae6425067b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a4c7025d7db59a1e24228ce2b9a2d5e4a63162716eec96ca32fa6ae6425067b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a4c7025d7db59a1e24228ce2b9a2d5e4a63162716eec96ca32fa6ae6425067b", kill_on_drop: false }`
[INFO] [stdout] 9a4c7025d7db59a1e24228ce2b9a2d5e4a63162716eec96ca32fa6ae6425067b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 08920120b30421dba9da0d28c1857f91749d8e856e585e1282b83a58db4adc11
[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" "08920120b30421dba9da0d28c1857f91749d8e856e585e1282b83a58db4adc11", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking unic-common v0.7.0
[INFO] [stderr]     Checking unic-char-range v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking unic-ucd-version v0.7.0
[INFO] [stderr]     Checking unic-char-property v0.7.0
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking unic-ucd-segment v0.7.0
[INFO] [stderr]     Checking unic-segment v0.7.0
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking tera v0.11.20
[INFO] [stderr]     Checking config2args v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.71s
[INFO] running `Command { std: "docker" "inspect" "08920120b30421dba9da0d28c1857f91749d8e856e585e1282b83a58db4adc11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08920120b30421dba9da0d28c1857f91749d8e856e585e1282b83a58db4adc11", kill_on_drop: false }`
[INFO] [stdout] 08920120b30421dba9da0d28c1857f91749d8e856e585e1282b83a58db4adc11