[INFO] cloning repository https://github.com/E-Neo/mathtools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/E-Neo/mathtools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FE-Neo%2Fmathtools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FE-Neo%2Fmathtools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a632ea86a44c6449ced2aa9657b5927c7d79095e
[INFO] testing E-Neo/mathtools against master#d3515155216e98c23440ea92c3f49c6a0d7101fc for pr-113843
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FE-Neo%2Fmathtools" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/E-Neo/mathtools on toolchain d3515155216e98c23440ea92c3f49c6a0d7101fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d3515155216e98c23440ea92c3f49c6a0d7101fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/E-Neo/mathtools
[INFO] finished tweaking git repo https://github.com/E-Neo/mathtools
[INFO] tweaked toml for git repo https://github.com/E-Neo/mathtools written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d3515155216e98c23440ea92c3f49c6a0d7101fc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d3515155216e98c23440ea92c3f49c6a0d7101fc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+d3515155216e98c23440ea92c3f49c6a0d7101fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea25aa69b72b43e229e4aa7cd7ba1cccc5025ee0095ebbea1208c9fb5fb91a19
[INFO] running `Command { std: "docker" "start" "-a" "ea25aa69b72b43e229e4aa7cd7ba1cccc5025ee0095ebbea1208c9fb5fb91a19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea25aa69b72b43e229e4aa7cd7ba1cccc5025ee0095ebbea1208c9fb5fb91a19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea25aa69b72b43e229e4aa7cd7ba1cccc5025ee0095ebbea1208c9fb5fb91a19", kill_on_drop: false }`
[INFO] [stdout] ea25aa69b72b43e229e4aa7cd7ba1cccc5025ee0095ebbea1208c9fb5fb91a19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+d3515155216e98c23440ea92c3f49c6a0d7101fc" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b240a3202206ab9e7bb40da586fd6c4d6c1b518f1fac11b1fb074593180ad88
[INFO] running `Command { std: "docker" "start" "-a" "6b240a3202206ab9e7bb40da586fd6c4d6c1b518f1fac11b1fb074593180ad88", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.5.3
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.19.2
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling mathtools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 58s
[INFO] running `Command { std: "docker" "inspect" "6b240a3202206ab9e7bb40da586fd6c4d6c1b518f1fac11b1fb074593180ad88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b240a3202206ab9e7bb40da586fd6c4d6c1b518f1fac11b1fb074593180ad88", kill_on_drop: false }`
[INFO] [stdout] 6b240a3202206ab9e7bb40da586fd6c4d6c1b518f1fac11b1fb074593180ad88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+d3515155216e98c23440ea92c3f49c6a0d7101fc" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18417e698230e5e0cdbc6e15332bd903b0aba18ad2a6b6ad7f00c27e7011d216
[INFO] running `Command { std: "docker" "start" "-a" "18417e698230e5e0cdbc6e15332bd903b0aba18ad2a6b6ad7f00c27e7011d216", kill_on_drop: false }`
[INFO] [stderr]    Compiling mathtools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "18417e698230e5e0cdbc6e15332bd903b0aba18ad2a6b6ad7f00c27e7011d216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18417e698230e5e0cdbc6e15332bd903b0aba18ad2a6b6ad7f00c27e7011d216", kill_on_drop: false }`
[INFO] [stdout] 18417e698230e5e0cdbc6e15332bd903b0aba18ad2a6b6ad7f00c27e7011d216
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+d3515155216e98c23440ea92c3f49c6a0d7101fc" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b3c4758e907d7f30c60576e3edbd2f5bc1d8facb3ec3aacc876e84f787eb871e
[INFO] running `Command { std: "docker" "start" "-a" "b3c4758e907d7f30c60576e3edbd2f5bc1d8facb3ec3aacc876e84f787eb871e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mathtools-bf030faecc4d0de0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mathtools
[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] [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" "b3c4758e907d7f30c60576e3edbd2f5bc1d8facb3ec3aacc876e84f787eb871e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3c4758e907d7f30c60576e3edbd2f5bc1d8facb3ec3aacc876e84f787eb871e", kill_on_drop: false }`
[INFO] [stdout] b3c4758e907d7f30c60576e3edbd2f5bc1d8facb3ec3aacc876e84f787eb871e