[INFO] cloning repository https://github.com/Henry-Ash-Williams/CLI-Matrix-Calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Henry-Ash-Williams/CLI-Matrix-Calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenry-Ash-Williams%2FCLI-Matrix-Calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenry-Ash-Williams%2FCLI-Matrix-Calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae20386de571005849a62ed1b7a8715f2894a492
[INFO] checking Henry-Ash-Williams/CLI-Matrix-Calculator against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenry-Ash-Williams%2FCLI-Matrix-Calculator" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Henry-Ash-Williams/CLI-Matrix-Calculator on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Henry-Ash-Williams/CLI-Matrix-Calculator
[INFO] finished tweaking git repo https://github.com/Henry-Ash-Williams/CLI-Matrix-Calculator
[INFO] tweaked toml for git repo https://github.com/Henry-Ash-Williams/CLI-Matrix-Calculator written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Henry-Ash-Williams/CLI-Matrix-Calculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a478523bad4fb071729b0f8f4ede8381ccfa2e9a4d2146830683928c239b8f58
[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" "a478523bad4fb071729b0f8f4ede8381ccfa2e9a4d2146830683928c239b8f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a478523bad4fb071729b0f8f4ede8381ccfa2e9a4d2146830683928c239b8f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a478523bad4fb071729b0f8f4ede8381ccfa2e9a4d2146830683928c239b8f58", kill_on_drop: false }`
[INFO] [stdout] a478523bad4fb071729b0f8f4ede8381ccfa2e9a4d2146830683928c239b8f58
[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" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 97e1033775e09a154c5613f38bb383c786fad80bf70a119fec215687d8b34b20
[INFO] running `Command { std: "docker" "start" "-a" "97e1033775e09a154c5613f38bb383c786fad80bf70a119fec215687d8b34b20", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking matrix v0.1.0 (/opt/rustwide/workdir/src/matrix)
[INFO] [stderr]     Checking matrix_calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.24s
[INFO] running `Command { std: "docker" "inspect" "97e1033775e09a154c5613f38bb383c786fad80bf70a119fec215687d8b34b20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e1033775e09a154c5613f38bb383c786fad80bf70a119fec215687d8b34b20", kill_on_drop: false }`
[INFO] [stdout] 97e1033775e09a154c5613f38bb383c786fad80bf70a119fec215687d8b34b20