[INFO] cloning repository https://github.com/cooljohnny3/numerical-methods
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cooljohnny3/numerical-methods" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcooljohnny3%2Fnumerical-methods", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcooljohnny3%2Fnumerical-methods'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e799ea5ef1e5af0c936a1510e2a5d560a51b2b9a
[INFO] checking cooljohnny3/numerical-methods against try#f17e3a389e192f83fe27a581774a9d1dbb8e565b for pr-137394
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcooljohnny3%2Fnumerical-methods" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cooljohnny3/numerical-methods on toolchain f17e3a389e192f83fe27a581774a9d1dbb8e565b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f17e3a389e192f83fe27a581774a9d1dbb8e565b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cooljohnny3/numerical-methods
[INFO] finished tweaking git repo https://github.com/cooljohnny3/numerical-methods
[INFO] tweaked toml for git repo https://github.com/cooljohnny3/numerical-methods written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cooljohnny3/numerical-methods already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f17e3a389e192f83fe27a581774a9d1dbb8e565b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f17e3a389e192f83fe27a581774a9d1dbb8e565b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8a73b08cd7e1ac4c4a2d70f08c15a62cc18af0b3d87559e018a1d38da661ba3
[INFO] running `Command { std: "docker" "start" "-a" "a8a73b08cd7e1ac4c4a2d70f08c15a62cc18af0b3d87559e018a1d38da661ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8a73b08cd7e1ac4c4a2d70f08c15a62cc18af0b3d87559e018a1d38da661ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8a73b08cd7e1ac4c4a2d70f08c15a62cc18af0b3d87559e018a1d38da661ba3", kill_on_drop: false }`
[INFO] [stdout] a8a73b08cd7e1ac4c4a2d70f08c15a62cc18af0b3d87559e018a1d38da661ba3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f17e3a389e192f83fe27a581774a9d1dbb8e565b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cd569e79008757c9fc31e5a461ce9f284ef10018d568081113e4c41b7f25693
[INFO] running `Command { std: "docker" "start" "-a" "2cd569e79008757c9fc31e5a461ce9f284ef10018d568081113e4c41b7f25693", kill_on_drop: false }`
[INFO] [stderr]     Checking numerical_methods v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "2cd569e79008757c9fc31e5a461ce9f284ef10018d568081113e4c41b7f25693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cd569e79008757c9fc31e5a461ce9f284ef10018d568081113e4c41b7f25693", kill_on_drop: false }`
[INFO] [stdout] 2cd569e79008757c9fc31e5a461ce9f284ef10018d568081113e4c41b7f25693