[INFO] cloning repository https://github.com/Jeffail/jc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jeffail/jc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeffail%2Fjc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeffail%2Fjc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 710379e1b25f908b980af5f2143ef07aacb3f2c6
[INFO] checking Jeffail/jc against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeffail%2Fjc" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jeffail/jc on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jeffail/jc
[INFO] finished tweaking git repo https://github.com/Jeffail/jc
[INFO] tweaked toml for git repo https://github.com/Jeffail/jc written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Jeffail/jc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 9e51cf7c231ba0c892b03c25a20beb8dfca42ad8a2d2fd611d6ded46334abe9e
[INFO] running `Command { std: "docker" "start" "-a" "9e51cf7c231ba0c892b03c25a20beb8dfca42ad8a2d2fd611d6ded46334abe9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e51cf7c231ba0c892b03c25a20beb8dfca42ad8a2d2fd611d6ded46334abe9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e51cf7c231ba0c892b03c25a20beb8dfca42ad8a2d2fd611d6ded46334abe9e", kill_on_drop: false }`
[INFO] [stdout] 9e51cf7c231ba0c892b03c25a20beb8dfca42ad8a2d2fd611d6ded46334abe9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e9bda8e20abe256cabb1f16be0baced29d940e9d1e3cbbb8eaac432ef5f0b4e
[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" "5e9bda8e20abe256cabb1f16be0baced29d940e9d1e3cbbb8eaac432ef5f0b4e", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking siphasher v0.1.3
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking rand v0.3.20
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking clap v2.29.2
[INFO] [stderr]     Checking chan v0.1.20
[INFO] [stderr]     Checking hyperloglog v0.0.11
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]     Checking chan-signal v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]     Checking jc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.44s
[INFO] running `Command { std: "docker" "inspect" "5e9bda8e20abe256cabb1f16be0baced29d940e9d1e3cbbb8eaac432ef5f0b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e9bda8e20abe256cabb1f16be0baced29d940e9d1e3cbbb8eaac432ef5f0b4e", kill_on_drop: false }`
[INFO] [stdout] 5e9bda8e20abe256cabb1f16be0baced29d940e9d1e3cbbb8eaac432ef5f0b4e