[INFO] cloning repository https://github.com/dcorking/bignumbertoy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dcorking/bignumbertoy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcorking%2Fbignumbertoy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcorking%2Fbignumbertoy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed95f54386cf5f41d43460363ca75c7beba83776
[INFO] checking dcorking/bignumbertoy against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcorking%2Fbignumbertoy" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dcorking/bignumbertoy on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dcorking/bignumbertoy
[INFO] finished tweaking git repo https://github.com/dcorking/bignumbertoy
[INFO] tweaked toml for git repo https://github.com/dcorking/bignumbertoy written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/dcorking/bignumbertoy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bc5e6c96977c13839a4face4d52cf71b615a9ad613c25722fcf96f567e71f55
[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" "0bc5e6c96977c13839a4face4d52cf71b615a9ad613c25722fcf96f567e71f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bc5e6c96977c13839a4face4d52cf71b615a9ad613c25722fcf96f567e71f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bc5e6c96977c13839a4face4d52cf71b615a9ad613c25722fcf96f567e71f55", kill_on_drop: false }`
[INFO] [stdout] 0bc5e6c96977c13839a4face4d52cf71b615a9ad613c25722fcf96f567e71f55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d4bfab1141b80ad54a88043ab87d93b4225c9167349dca0b34aafffd21f53f0
[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" "4d4bfab1141b80ad54a88043ab87d93b4225c9167349dca0b34aafffd21f53f0", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.2.1
[INFO] [stderr]     Checking libc v0.2.37
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking bigdecimal v0.0.10
[INFO] [stderr]     Checking bignumbertoy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.87s
[INFO] running `Command { std: "docker" "inspect" "4d4bfab1141b80ad54a88043ab87d93b4225c9167349dca0b34aafffd21f53f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d4bfab1141b80ad54a88043ab87d93b4225c9167349dca0b34aafffd21f53f0", kill_on_drop: false }`
[INFO] [stdout] 4d4bfab1141b80ad54a88043ab87d93b4225c9167349dca0b34aafffd21f53f0