[INFO] fetching crate tacobell 0.1.0...
[INFO] testing tacobell-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate tacobell 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tacobell 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tacobell 0.1.0
[INFO] finished tweaking crates.io crate tacobell 0.1.0
[INFO] tweaked toml for crates.io crate tacobell 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c46a3020e117c9b98f08e248cd826be6db2de991d62233daed4ed16c5af0101
[INFO] running `Command { std: "docker" "start" "-a" "1c46a3020e117c9b98f08e248cd826be6db2de991d62233daed4ed16c5af0101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c46a3020e117c9b98f08e248cd826be6db2de991d62233daed4ed16c5af0101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c46a3020e117c9b98f08e248cd826be6db2de991d62233daed4ed16c5af0101", kill_on_drop: false }`
[INFO] [stdout] 1c46a3020e117c9b98f08e248cd826be6db2de991d62233daed4ed16c5af0101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37d17186845e38ba0c31adac9cd832263c46a70c8bc726885d3a6f477ac0b5e5
[INFO] running `Command { std: "docker" "start" "-a" "37d17186845e38ba0c31adac9cd832263c46a70c8bc726885d3a6f477ac0b5e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling tacobell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `Command { std: "docker" "inspect" "37d17186845e38ba0c31adac9cd832263c46a70c8bc726885d3a6f477ac0b5e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37d17186845e38ba0c31adac9cd832263c46a70c8bc726885d3a6f477ac0b5e5", kill_on_drop: false }`
[INFO] [stdout] 37d17186845e38ba0c31adac9cd832263c46a70c8bc726885d3a6f477ac0b5e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9058260b03ac3ae96c71b45e5cbbafeadbb5aa6596fd6f0d12ca6c9b25ed76e
[INFO] running `Command { std: "docker" "start" "-a" "b9058260b03ac3ae96c71b45e5cbbafeadbb5aa6596fd6f0d12ca6c9b25ed76e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tacobell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "b9058260b03ac3ae96c71b45e5cbbafeadbb5aa6596fd6f0d12ca6c9b25ed76e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9058260b03ac3ae96c71b45e5cbbafeadbb5aa6596fd6f0d12ca6c9b25ed76e", kill_on_drop: false }`
[INFO] [stdout] b9058260b03ac3ae96c71b45e5cbbafeadbb5aa6596fd6f0d12ca6c9b25ed76e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 404700c620bc3679511dc15d50790fa7777e73ba577d15aeac52f274a7d167cf
[INFO] running `Command { std: "docker" "start" "-a" "404700c620bc3679511dc15d50790fa7777e73ba577d15aeac52f274a7d167cf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tacobell-8a7b38a05f039e1a)
[INFO] [stderr]    Doc-tests tacobell
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::gen_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "404700c620bc3679511dc15d50790fa7777e73ba577d15aeac52f274a7d167cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "404700c620bc3679511dc15d50790fa7777e73ba577d15aeac52f274a7d167cf", kill_on_drop: false }`
[INFO] [stdout] 404700c620bc3679511dc15d50790fa7777e73ba577d15aeac52f274a7d167cf