[INFO] cloning repository https://github.com/si-rob/guessing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/si-rob/guessing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsi-rob%2Fguessing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsi-rob%2Fguessing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e923e6a6fd655ac00cceb251026af508bd992e7
[INFO] testing si-rob/guessing against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsi-rob%2Fguessing" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/si-rob/guessing
[INFO] finished tweaking git repo https://github.com/si-rob/guessing
[INFO] tweaked toml for git repo https://github.com/si-rob/guessing written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/si-rob/guessing on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/si-rob/guessing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded exitcode v1.1.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.17
[INFO] [stderr]   Downloaded syn v1.0.25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b09a8643c7db60ba4aed5e60032e8975548e29c66dfdda78cc9b723fc9d60c7a
[INFO] running `Command { std: "docker" "start" "-a" "b09a8643c7db60ba4aed5e60032e8975548e29c66dfdda78cc9b723fc9d60c7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b09a8643c7db60ba4aed5e60032e8975548e29c66dfdda78cc9b723fc9d60c7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b09a8643c7db60ba4aed5e60032e8975548e29c66dfdda78cc9b723fc9d60c7a", kill_on_drop: false }`
[INFO] [stdout] b09a8643c7db60ba4aed5e60032e8975548e29c66dfdda78cc9b723fc9d60c7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7d17639618eb6e5a65c134b0d1582c3fcd74872b52a23acc1119d7ed4809b0a4
[INFO] running `Command { std: "docker" "start" "-a" "7d17639618eb6e5a65c134b0d1582c3fcd74872b52a23acc1119d7ed4809b0a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.25
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]    Compiling structopt v0.3.14
[INFO] [stderr]    Compiling guessing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.18s
[INFO] running `Command { std: "docker" "inspect" "7d17639618eb6e5a65c134b0d1582c3fcd74872b52a23acc1119d7ed4809b0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d17639618eb6e5a65c134b0d1582c3fcd74872b52a23acc1119d7ed4809b0a4", kill_on_drop: false }`
[INFO] [stdout] 7d17639618eb6e5a65c134b0d1582c3fcd74872b52a23acc1119d7ed4809b0a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] e4ee4c0066cd324ce22f405f5ca157b821d629f00003cf437bdc31b7e4034ef2
[INFO] running `Command { std: "docker" "start" "-a" "e4ee4c0066cd324ce22f405f5ca157b821d629f00003cf437bdc31b7e4034ef2", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "e4ee4c0066cd324ce22f405f5ca157b821d629f00003cf437bdc31b7e4034ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ee4c0066cd324ce22f405f5ca157b821d629f00003cf437bdc31b7e4034ef2", kill_on_drop: false }`
[INFO] [stdout] e4ee4c0066cd324ce22f405f5ca157b821d629f00003cf437bdc31b7e4034ef2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] bbd8132374ca4ea1ca0b7e0f27467513b0037692fcc7eb5ed19e0b41f3ed2ae3
[INFO] running `Command { std: "docker" "start" "-a" "bbd8132374ca4ea1ca0b7e0f27467513b0037692fcc7eb5ed19e0b41f3ed2ae3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/guessing-b5d33953bace1844)
[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" "bbd8132374ca4ea1ca0b7e0f27467513b0037692fcc7eb5ed19e0b41f3ed2ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbd8132374ca4ea1ca0b7e0f27467513b0037692fcc7eb5ed19e0b41f3ed2ae3", kill_on_drop: false }`
[INFO] [stdout] bbd8132374ca4ea1ca0b7e0f27467513b0037692fcc7eb5ed19e0b41f3ed2ae3