[INFO] cloning repository https://github.com/hn3000/greatest-predictor [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hn3000/greatest-predictor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhn3000%2Fgreatest-predictor", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhn3000%2Fgreatest-predictor'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e48f703d34a2fea97dc53fadba9b95f886d090ca [INFO] testing hn3000/greatest-predictor against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhn3000%2Fgreatest-predictor" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hn3000/greatest-predictor on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hn3000/greatest-predictor [INFO] finished tweaking git repo https://github.com/hn3000/greatest-predictor [INFO] tweaked toml for git repo https://github.com/hn3000/greatest-predictor written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/hn3000/greatest-predictor already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded idna v0.2.1 [INFO] [stderr] Downloaded tokio v1.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] dc3ffbf995d5e11586c1b67fef04bce6ab3dc4f33ec0bea5faa919b4d3743a60 [INFO] running `Command { std: "docker" "start" "-a" "dc3ffbf995d5e11586c1b67fef04bce6ab3dc4f33ec0bea5faa919b4d3743a60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc3ffbf995d5e11586c1b67fef04bce6ab3dc4f33ec0bea5faa919b4d3743a60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc3ffbf995d5e11586c1b67fef04bce6ab3dc4f33ec0bea5faa919b4d3743a60", kill_on_drop: false }` [INFO] [stdout] dc3ffbf995d5e11586c1b67fef04bce6ab3dc4f33ec0bea5faa919b4d3743a60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--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] ad435692a76753b27c92689fe434b286857a29f6db3fe37a8444d951b91fbcbb [INFO] running `Command { std: "docker" "start" "-a" "ad435692a76753b27c92689fe434b286857a29f6db3fe37a8444d951b91fbcbb", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling libc v0.2.85 [INFO] [stderr] Compiling pin-project-lite v0.2.4 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling futures-core v0.3.12 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling openssl v0.10.32 [INFO] [stderr] Compiling futures-task v0.3.12 [INFO] [stderr] Compiling httparse v1.3.5 [INFO] [stderr] Compiling futures-sink v0.3.12 [INFO] [stderr] Compiling byteorder v1.4.2 [INFO] [stderr] Compiling anyhow v1.0.38 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling tokio v1.1.1 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling openssl-sys v0.9.60 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling http v0.2.3 [INFO] [stderr] Compiling tinyvec v1.1.1 [INFO] [stderr] Compiling tracing v0.1.23 [INFO] [stderr] Compiling futures-util v0.3.12 [INFO] [stderr] Compiling futures-channel v0.3.12 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Compiling unicode-normalization v0.1.16 [INFO] [stderr] Compiling parking_lot_core v0.8.2 [INFO] [stderr] Compiling signal-hook-registry v1.3.0 [INFO] [stderr] Compiling mio v0.7.7 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling socket2 v0.3.19 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling http-body v0.4.0 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling idna v0.2.1 [INFO] [stderr] Compiling regex v1.4.3 [INFO] [stderr] Compiling url v2.2.0 [INFO] [stderr] Compiling tokio-macros v1.0.0 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling pin-project-internal v1.0.5 [INFO] [stderr] Compiling pin-project v1.0.5 [INFO] [stderr] Compiling pin-project v0.4.27 [INFO] [stderr] Compiling tracing-futures v0.2.4 [INFO] [stderr] Compiling tokio-util v0.6.3 [INFO] [stderr] Compiling tokio-native-tls v0.3.0 [INFO] [stderr] Compiling h2 v0.3.0 [INFO] [stderr] Compiling hyper v0.14.2 [INFO] [stderr] Compiling serde_urlencoded v0.7.0 [INFO] [stderr] Compiling bstr v0.2.14 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling csv v1.1.5 [INFO] [stderr] Compiling hyper-tls v0.5.0 [INFO] [stderr] Compiling reqwest v0.11.0 [INFO] [stderr] Compiling greatest-predictor v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 17s [INFO] running `Command { std: "docker" "inspect" "ad435692a76753b27c92689fe434b286857a29f6db3fe37a8444d951b91fbcbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad435692a76753b27c92689fe434b286857a29f6db3fe37a8444d951b91fbcbb", kill_on_drop: false }` [INFO] [stdout] ad435692a76753b27c92689fe434b286857a29f6db3fe37a8444d951b91fbcbb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a92518f50ae663bdfb175948abbafacc078ab99acff89776c8f08ba91bbbf34c [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" "a92518f50ae663bdfb175948abbafacc078ab99acff89776c8f08ba91bbbf34c", kill_on_drop: false }` [INFO] [stderr] Compiling greatest-predictor v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.03s [INFO] running `Command { std: "docker" "inspect" "a92518f50ae663bdfb175948abbafacc078ab99acff89776c8f08ba91bbbf34c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a92518f50ae663bdfb175948abbafacc078ab99acff89776c8f08ba91bbbf34c", kill_on_drop: false }` [INFO] [stdout] a92518f50ae663bdfb175948abbafacc078ab99acff89776c8f08ba91bbbf34c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", 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] aefcb37dcfcf19c2bab98eee02f515017f25fe775324f5f9e3360ec23b7d38f1 [INFO] running `Command { std: "docker" "start" "-a" "aefcb37dcfcf19c2bab98eee02f515017f25fe775324f5f9e3360ec23b7d38f1", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/greatest_predictor-f4aa53bc8d8b5a3d) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/greatest_predictor-7b5ed2024ac30924) [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] [stderr] Doc-tests greatest-predictor [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" "aefcb37dcfcf19c2bab98eee02f515017f25fe775324f5f9e3360ec23b7d38f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aefcb37dcfcf19c2bab98eee02f515017f25fe775324f5f9e3360ec23b7d38f1", kill_on_drop: false }` [INFO] [stdout] aefcb37dcfcf19c2bab98eee02f515017f25fe775324f5f9e3360ec23b7d38f1