[INFO] cloning repository https://github.com/ianmcodes/rust-primecheck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ianmcodes/rust-primecheck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianmcodes%2Frust-primecheck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianmcodes%2Frust-primecheck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6dde1835dc03b626340e31c3b2d0ee68ecabd4b
[INFO] testing ianmcodes/rust-primecheck against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianmcodes%2Frust-primecheck" "/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/ianmcodes/rust-primecheck 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/ianmcodes/rust-primecheck
[INFO] finished tweaking git repo https://github.com/ianmcodes/rust-primecheck
[INFO] tweaked toml for git repo https://github.com/ianmcodes/rust-primecheck written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ianmcodes/rust-primecheck 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] 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" "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] 141b6f060e2c3fe95ce0cc9aaf06916e60f5080643cf642f3406634ed4ae9288
[INFO] running `Command { std: "docker" "start" "-a" "141b6f060e2c3fe95ce0cc9aaf06916e60f5080643cf642f3406634ed4ae9288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "141b6f060e2c3fe95ce0cc9aaf06916e60f5080643cf642f3406634ed4ae9288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "141b6f060e2c3fe95ce0cc9aaf06916e60f5080643cf642f3406634ed4ae9288", kill_on_drop: false }`
[INFO] [stdout] 141b6f060e2c3fe95ce0cc9aaf06916e60f5080643cf642f3406634ed4ae9288
[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" "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] 854e31a29b5397b5dd0fb275b9ee513b8ce6777c870a8c19d1d87ffd82894f07
[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" "854e31a29b5397b5dd0fb275b9ee513b8ce6777c870a8c19d1d87ffd82894f07", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.50
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling bumpalo v2.6.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen v0.2.50
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling weedle v0.10.0
[INFO] [stderr]    Compiling backtrace v0.3.37
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.50
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.50
[INFO] [stderr]    Compiling web-sys v0.3.27
[INFO] [stderr]    Compiling js-sys v0.3.27
[INFO] [stderr]    Compiling prime_check v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "854e31a29b5397b5dd0fb275b9ee513b8ce6777c870a8c19d1d87ffd82894f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "854e31a29b5397b5dd0fb275b9ee513b8ce6777c870a8c19d1d87ffd82894f07", kill_on_drop: false }`
[INFO] [stdout] 854e31a29b5397b5dd0fb275b9ee513b8ce6777c870a8c19d1d87ffd82894f07
[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" "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] [stdout] 40fa63fd561611f1ca51d22c60a519bcf3773d5c54a7ca31b3bea177a0455498
[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" "40fa63fd561611f1ca51d22c60a519bcf3773d5c54a7ca31b3bea177a0455498", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling prime_check v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "40fa63fd561611f1ca51d22c60a519bcf3773d5c54a7ca31b3bea177a0455498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40fa63fd561611f1ca51d22c60a519bcf3773d5c54a7ca31b3bea177a0455498", kill_on_drop: false }`
[INFO] [stdout] 40fa63fd561611f1ca51d22c60a519bcf3773d5c54a7ca31b3bea177a0455498
[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" "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] 0329d8fb97811ea663e4588480a6013a794d8a75242ad9458ed974a196dc7d8b
[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" "0329d8fb97811ea663e4588480a6013a794d8a75242ad9458ed974a196dc7d8b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prime_check-cfc5c44b3efdc579)
[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" "0329d8fb97811ea663e4588480a6013a794d8a75242ad9458ed974a196dc7d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0329d8fb97811ea663e4588480a6013a794d8a75242ad9458ed974a196dc7d8b", kill_on_drop: false }`
[INFO] [stdout] 0329d8fb97811ea663e4588480a6013a794d8a75242ad9458ed974a196dc7d8b