[INFO] cloning repository https://github.com/alesanfra/lychrel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alesanfra/lychrel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falesanfra%2Flychrel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falesanfra%2Flychrel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b3770040b6fdfb3cf566b280905001ca2408c25
[INFO] testing alesanfra/lychrel against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falesanfra%2Flychrel" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alesanfra/lychrel 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] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking git repo https://github.com/alesanfra/lychrel
[INFO] finished tweaking git repo https://github.com/alesanfra/lychrel
[INFO] tweaked toml for git repo https://github.com/alesanfra/lychrel written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/alesanfra/lychrel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros v0.14.0
[INFO] [stderr]   Downloaded pyo3-build-config v0.14.0
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.14.0
[INFO] [stderr]   Downloaded pyo3 v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 20c311aa53540659afe409981a6406cf9d43500ec8ff68f4d5eba44c759bc11c
[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" "20c311aa53540659afe409981a6406cf9d43500ec8ff68f4d5eba44c759bc11c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20c311aa53540659afe409981a6406cf9d43500ec8ff68f4d5eba44c759bc11c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20c311aa53540659afe409981a6406cf9d43500ec8ff68f4d5eba44c759bc11c", kill_on_drop: false }`
[INFO] [stdout] 20c311aa53540659afe409981a6406cf9d43500ec8ff68f4d5eba44c759bc11c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 99479b516ab11898def5c7538386bf5915955a287a97a11e34277646e05104a8
[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" "99479b516ab11898def5c7538386bf5915955a287a97a11e34277646e05104a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling pyo3-build-config v0.14.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling pyo3 v0.14.0
[INFO] [stderr]    Compiling pyo3-macros-backend v0.14.0
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling pyo3-macros v0.14.0
[INFO] [stderr]    Compiling indoc v0.3.6
[INFO] [stderr]    Compiling lychrel v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.58s
[INFO] running `Command { std: "docker" "inspect" "99479b516ab11898def5c7538386bf5915955a287a97a11e34277646e05104a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99479b516ab11898def5c7538386bf5915955a287a97a11e34277646e05104a8", kill_on_drop: false }`
[INFO] [stdout] 99479b516ab11898def5c7538386bf5915955a287a97a11e34277646e05104a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 22fb90c72afce0eb68069821f76b3de05ebd9f3df47753250d61fb7733d1b725
[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" "22fb90c72afce0eb68069821f76b3de05ebd9f3df47753250d61fb7733d1b725", kill_on_drop: false }`
[INFO] [stderr]    Compiling lychrel v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "22fb90c72afce0eb68069821f76b3de05ebd9f3df47753250d61fb7733d1b725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22fb90c72afce0eb68069821f76b3de05ebd9f3df47753250d61fb7733d1b725", kill_on_drop: false }`
[INFO] [stdout] 22fb90c72afce0eb68069821f76b3de05ebd9f3df47753250d61fb7733d1b725
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] d670398aa5e48201dcc80e07d50dd902627c9407920b935c36d24b7c888f43cf
[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" "d670398aa5e48201dcc80e07d50dd902627c9407920b935c36d24b7c888f43cf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lychrel-ae2d4f3d7f53711d)
[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" "d670398aa5e48201dcc80e07d50dd902627c9407920b935c36d24b7c888f43cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d670398aa5e48201dcc80e07d50dd902627c9407920b935c36d24b7c888f43cf", kill_on_drop: false }`
[INFO] [stdout] d670398aa5e48201dcc80e07d50dd902627c9407920b935c36d24b7c888f43cf