[INFO] fetching crate yarte_helpers 0.15.3...
[INFO] testing yarte_helpers-0.15.3 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate yarte_helpers 0.15.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate yarte_helpers 0.15.3 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 crates.io crate yarte_helpers 0.15.3
[INFO] finished tweaking crates.io crate yarte_helpers 0.15.3
[INFO] tweaked toml for crates.io crate yarte_helpers 0.15.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/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] 5ef1b5622f9cdcc1ec4e5402f788367261097d3a048445213a32cd445c6a7ab8
[INFO] running `Command { std: "docker" "start" "-a" "5ef1b5622f9cdcc1ec4e5402f788367261097d3a048445213a32cd445c6a7ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ef1b5622f9cdcc1ec4e5402f788367261097d3a048445213a32cd445c6a7ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ef1b5622f9cdcc1ec4e5402f788367261097d3a048445213a32cd445c6a7ab8", kill_on_drop: false }`
[INFO] [stdout] 5ef1b5622f9cdcc1ec4e5402f788367261097d3a048445213a32cd445c6a7ab8
[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=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] e6308d89fde8360fc5c9311c2ccb1b7ffa6f209dfcef7bf4c2f7ae59ab8ed2c2
[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" "e6308d89fde8360fc5c9311c2ccb1b7ffa6f209dfcef7bf4c2f7ae59ab8ed2c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling v_escape v0.16.1
[INFO] [stderr]    Compiling bugreport v0.4.1
[INFO] [stderr]    Compiling v_htmlescape v0.13.1
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling bat v0.18.3
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling buf-min v0.6.1
[INFO] [stderr]    Compiling path_abs v0.5.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling time v0.3.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling content_inspector v0.2.4
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling sys-info v0.9.1
[INFO] [stderr]    Compiling ansi_colours v1.0.4
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling fancy-regex v0.7.1
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling toolchain_find v0.2.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling grep-cli v0.1.6
[INFO] [stderr]    Compiling git-version-macro v0.3.5
[INFO] [stderr]    Compiling v_escape_derive v0.8.5
[INFO] [stderr]    Compiling git-version v0.3.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling plist v1.3.1
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling serde_yaml v0.8.21
[INFO] [stderr]    Compiling clircle v0.3.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling syntect v4.6.0
[INFO] [stderr]    Compiling yarte_helpers v0.15.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "e6308d89fde8360fc5c9311c2ccb1b7ffa6f209dfcef7bf4c2f7ae59ab8ed2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6308d89fde8360fc5c9311c2ccb1b7ffa6f209dfcef7bf4c2f7ae59ab8ed2c2", kill_on_drop: false }`
[INFO] [stdout] e6308d89fde8360fc5c9311c2ccb1b7ffa6f209dfcef7bf4c2f7ae59ab8ed2c2
[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=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] 0fc47fe5717add3404d3f995d2299c8a0c79db6ca68603f73fdbc4686c7b55c2
[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" "0fc47fe5717add3404d3f995d2299c8a0c79db6ca68603f73fdbc4686c7b55c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling random-trait v0.1.1
[INFO] [stderr]    Compiling random-fast-rng v0.1.1
[INFO] [stderr]    Compiling yarte_helpers v0.15.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `Command { std: "docker" "inspect" "0fc47fe5717add3404d3f995d2299c8a0c79db6ca68603f73fdbc4686c7b55c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fc47fe5717add3404d3f995d2299c8a0c79db6ca68603f73fdbc4686c7b55c2", kill_on_drop: false }`
[INFO] [stdout] 0fc47fe5717add3404d3f995d2299c8a0c79db6ca68603f73fdbc4686c7b55c2
[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=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] bdc7bd19e9274195f6a732845bb4e5820fcdf0118238ebf4ea7e5c48d7343a2a
[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" "bdc7bd19e9274195f6a732845bb4e5820fcdf0118238ebf4ea7e5c48d7343a2a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yarte_helpers-119a168acff626a8)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test helpers::io_fmt::test::test ... ok
[INFO] [stdout] test helpers::integers::tests::test_i8_all ... ok
[INFO] [stdout] test helpers::integers::tests::test_16_all ... ok
[INFO] [stdout] test helpers::integers::tests::test_u32_random ... ok
[INFO] [stderr]    Doc-tests yarte_helpers
[INFO] [stdout] test helpers::integers::tests::test_u64_random ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 33.88s
[INFO] [stdout] 
[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" "bdc7bd19e9274195f6a732845bb4e5820fcdf0118238ebf4ea7e5c48d7343a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdc7bd19e9274195f6a732845bb4e5820fcdf0118238ebf4ea7e5c48d7343a2a", kill_on_drop: false }`
[INFO] [stdout] bdc7bd19e9274195f6a732845bb4e5820fcdf0118238ebf4ea7e5c48d7343a2a