[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] 73dc9785bbefe9687d6316269fdd57476615af57 [INFO] checking ianmcodes/rust-primecheck against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470 [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 b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", 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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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] 18f35c3218eac26ab54e47ceca501fc35fdf0bd17f56ace90e2092f41c13dbcf [INFO] running `Command { std: "docker" "start" "-a" "18f35c3218eac26ab54e47ceca501fc35fdf0bd17f56ace90e2092f41c13dbcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18f35c3218eac26ab54e47ceca501fc35fdf0bd17f56ace90e2092f41c13dbcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18f35c3218eac26ab54e47ceca501fc35fdf0bd17f56ace90e2092f41c13dbcf", kill_on_drop: false }` [INFO] [stdout] 18f35c3218eac26ab54e47ceca501fc35fdf0bd17f56ace90e2092f41c13dbcf [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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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] 45855040ffbea2bd023f8ae8e8e59b703d0852dc0c11a066e4ab695ba86109fc [INFO] running `Command { std: "docker" "start" "-a" "45855040ffbea2bd023f8ae8e8e59b703d0852dc0c11a066e4ab695ba86109fc", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.3 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.50 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Compiling bumpalo v2.6.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [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 libc v0.2.62 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling syn v1.0.5 [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_derive v0.1.5 [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] Checking js-sys v0.3.27 [INFO] [stderr] Checking prime_check v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 24s [INFO] running `Command { std: "docker" "inspect" "45855040ffbea2bd023f8ae8e8e59b703d0852dc0c11a066e4ab695ba86109fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45855040ffbea2bd023f8ae8e8e59b703d0852dc0c11a066e4ab695ba86109fc", kill_on_drop: false }` [INFO] [stdout] 45855040ffbea2bd023f8ae8e8e59b703d0852dc0c11a066e4ab695ba86109fc