[INFO] cloning repository https://github.com/FrogBomb/ulam_spiral
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FrogBomb/ulam_spiral" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrogBomb%2Fulam_spiral", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrogBomb%2Fulam_spiral'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dceecb927deda5de5b20e09bd5236cd2ed318326
[INFO] testing FrogBomb/ulam_spiral against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrogBomb%2Fulam_spiral" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FrogBomb/ulam_spiral on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FrogBomb/ulam_spiral
[INFO] finished tweaking git repo https://github.com/FrogBomb/ulam_spiral
[INFO] tweaked toml for git repo https://github.com/FrogBomb/ulam_spiral written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/FrogBomb/ulam_spiral already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] e846c933bae01bff5dc96e30436cd309b4f7f74532b7a1c3479782af94cb3d60
[INFO] running `Command { std: "docker" "start" "-a" "e846c933bae01bff5dc96e30436cd309b4f7f74532b7a1c3479782af94cb3d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e846c933bae01bff5dc96e30436cd309b4f7f74532b7a1c3479782af94cb3d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e846c933bae01bff5dc96e30436cd309b4f7f74532b7a1c3479782af94cb3d60", kill_on_drop: false }`
[INFO] [stdout] e846c933bae01bff5dc96e30436cd309b4f7f74532b7a1c3479782af94cb3d60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17964498a1e8443ffa16aa4db64ecbceb331c8dbb4a023c12e4fb2f537ba7161
[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" "17964498a1e8443ffa16aa4db64ecbceb331c8dbb4a023c12e4fb2f537ba7161", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling adler32 v0.3.0
[INFO] [stderr]    Compiling inflate v0.1.1
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling color_quant v1.0.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.7
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling deflate v0.7.4
[INFO] [stderr]    Compiling gif v0.9.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num_cpus v1.2.1
[INFO] [stderr]    Compiling time v0.1.36
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling concurrent_prime_sieve v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling num-rational v0.1.35
[INFO] [stderr]    Compiling png v0.6.2
[INFO] [stderr]    Compiling deque v0.3.1
[INFO] [stderr]    Compiling rayon v0.6.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.11
[INFO] [stderr]    Compiling image v0.12.2
[INFO] [stderr]    Compiling ulam_spiral v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.19s
[INFO] running `Command { std: "docker" "inspect" "17964498a1e8443ffa16aa4db64ecbceb331c8dbb4a023c12e4fb2f537ba7161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17964498a1e8443ffa16aa4db64ecbceb331c8dbb4a023c12e4fb2f537ba7161", kill_on_drop: false }`
[INFO] [stdout] 17964498a1e8443ffa16aa4db64ecbceb331c8dbb4a023c12e4fb2f537ba7161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--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] 8c3e3ef9360a00d873fa8e06072f060febb81c902f068fd99afedbeec935790c
[INFO] running `Command { std: "docker" "start" "-a" "8c3e3ef9360a00d873fa8e06072f060febb81c902f068fd99afedbeec935790c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ulam_spiral v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.50s
[INFO] running `Command { std: "docker" "inspect" "8c3e3ef9360a00d873fa8e06072f060febb81c902f068fd99afedbeec935790c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c3e3ef9360a00d873fa8e06072f060febb81c902f068fd99afedbeec935790c", kill_on_drop: false }`
[INFO] [stdout] 8c3e3ef9360a00d873fa8e06072f060febb81c902f068fd99afedbeec935790c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3b7830e1f017c06c1acbe96aa14957b20199a1627c03cf7e165b609c043c538f
[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" "3b7830e1f017c06c1acbe96aa14957b20199a1627c03cf7e165b609c043c538f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ulam_spiral-4b9cabecf6fea4e2)
[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" "3b7830e1f017c06c1acbe96aa14957b20199a1627c03cf7e165b609c043c538f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b7830e1f017c06c1acbe96aa14957b20199a1627c03cf7e165b609c043c538f", kill_on_drop: false }`
[INFO] [stdout] 3b7830e1f017c06c1acbe96aa14957b20199a1627c03cf7e165b609c043c538f