[INFO] cloning repository https://github.com/CRHarding/simple-rust-first-word
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CRHarding/simple-rust-first-word" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCRHarding%2Fsimple-rust-first-word", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCRHarding%2Fsimple-rust-first-word'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf2d118859ebe93ec996ea011f4146d5fcb62868
[INFO] testing CRHarding/simple-rust-first-word against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCRHarding%2Fsimple-rust-first-word" "/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/CRHarding/simple-rust-first-word on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CRHarding/simple-rust-first-word
[INFO] finished tweaking git repo https://github.com/CRHarding/simple-rust-first-word
[INFO] tweaked toml for git repo https://github.com/CRHarding/simple-rust-first-word written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/CRHarding/simple-rust-first-word already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3575e617fdb877eaef2c841eb38bcb1383ad8e9773b9dc970eaf705cb46bdd79
[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" "3575e617fdb877eaef2c841eb38bcb1383ad8e9773b9dc970eaf705cb46bdd79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3575e617fdb877eaef2c841eb38bcb1383ad8e9773b9dc970eaf705cb46bdd79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3575e617fdb877eaef2c841eb38bcb1383ad8e9773b9dc970eaf705cb46bdd79", kill_on_drop: false }`
[INFO] [stdout] 3575e617fdb877eaef2c841eb38bcb1383ad8e9773b9dc970eaf705cb46bdd79
[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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 108d320b4afddc415ee0ffa4a5ea2ce98814c55d8187621b4e8af84eeee4eeeb
[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" "108d320b4afddc415ee0ffa4a5ea2ce98814c55d8187621b4e8af84eeee4eeeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling first_string v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "108d320b4afddc415ee0ffa4a5ea2ce98814c55d8187621b4e8af84eeee4eeeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "108d320b4afddc415ee0ffa4a5ea2ce98814c55d8187621b4e8af84eeee4eeeb", kill_on_drop: false }`
[INFO] [stdout] 108d320b4afddc415ee0ffa4a5ea2ce98814c55d8187621b4e8af84eeee4eeeb
[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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 959c697c37bb020c90c13042635ee648b71e0dbba7e2354be8ffdf4bf1ab09b3
[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" "959c697c37bb020c90c13042635ee648b71e0dbba7e2354be8ffdf4bf1ab09b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling first_string v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "959c697c37bb020c90c13042635ee648b71e0dbba7e2354be8ffdf4bf1ab09b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "959c697c37bb020c90c13042635ee648b71e0dbba7e2354be8ffdf4bf1ab09b3", kill_on_drop: false }`
[INFO] [stdout] 959c697c37bb020c90c13042635ee648b71e0dbba7e2354be8ffdf4bf1ab09b3
[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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 50051c891f82a441591ae51695c5a90e3b27bda1098b13204a2d2e7fe7c07c5b
[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" "50051c891f82a441591ae51695c5a90e3b27bda1098b13204a2d2e7fe7c07c5b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/first_string-a688f8d6be075bfd
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "50051c891f82a441591ae51695c5a90e3b27bda1098b13204a2d2e7fe7c07c5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50051c891f82a441591ae51695c5a90e3b27bda1098b13204a2d2e7fe7c07c5b", kill_on_drop: false }`
[INFO] [stdout] 50051c891f82a441591ae51695c5a90e3b27bda1098b13204a2d2e7fe7c07c5b