[INFO] cloning repository https://github.com/wenewzhang/str-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wenewzhang/str-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwenewzhang%2Fstr-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwenewzhang%2Fstr-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb2d8f25f0d2871825d3d7c74b3ff3adf257255a
[INFO] testing wenewzhang/str-demo against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwenewzhang%2Fstr-demo" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wenewzhang/str-demo on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wenewzhang/str-demo
[INFO] finished tweaking git repo https://github.com/wenewzhang/str-demo
[INFO] tweaked toml for git repo https://github.com/wenewzhang/str-demo written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate git repo https://github.com/wenewzhang/str-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba10e14f3f73a1016a390383e1e24e41cb7eded9c3973b69dd738c93278770e0
[INFO] running `Command { std: "docker" "start" "-a" "ba10e14f3f73a1016a390383e1e24e41cb7eded9c3973b69dd738c93278770e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba10e14f3f73a1016a390383e1e24e41cb7eded9c3973b69dd738c93278770e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba10e14f3f73a1016a390383e1e24e41cb7eded9c3973b69dd738c93278770e0", kill_on_drop: false }`
[INFO] [stdout] ba10e14f3f73a1016a390383e1e24e41cb7eded9c3973b69dd738c93278770e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9babbe88293bbd5e185f39aee8dcd8463e2b9cd2d2ad832022e74c3cfe022295
[INFO] running `Command { std: "docker" "start" "-a" "9babbe88293bbd5e185f39aee8dcd8463e2b9cd2d2ad832022e74c3cfe022295", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling str-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "9babbe88293bbd5e185f39aee8dcd8463e2b9cd2d2ad832022e74c3cfe022295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9babbe88293bbd5e185f39aee8dcd8463e2b9cd2d2ad832022e74c3cfe022295", kill_on_drop: false }`
[INFO] [stdout] 9babbe88293bbd5e185f39aee8dcd8463e2b9cd2d2ad832022e74c3cfe022295
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c7f22790cfe21d2fe2ebcc2b161f9d128b606754258ed61e016e14b3a9a2bec
[INFO] running `Command { std: "docker" "start" "-a" "8c7f22790cfe21d2fe2ebcc2b161f9d128b606754258ed61e016e14b3a9a2bec", kill_on_drop: false }`
[INFO] [stderr]    Compiling str-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "8c7f22790cfe21d2fe2ebcc2b161f9d128b606754258ed61e016e14b3a9a2bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c7f22790cfe21d2fe2ebcc2b161f9d128b606754258ed61e016e14b3a9a2bec", kill_on_drop: false }`
[INFO] [stdout] 8c7f22790cfe21d2fe2ebcc2b161f9d128b606754258ed61e016e14b3a9a2bec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cad20bc574416518282989d1a13f068c8242d215a59c47e4afdd38734c82096c
[INFO] running `Command { std: "docker" "start" "-a" "cad20bc574416518282989d1a13f068c8242d215a59c47e4afdd38734c82096c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.37s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/str_demo-67eddca25dc61cd3)
[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" "cad20bc574416518282989d1a13f068c8242d215a59c47e4afdd38734c82096c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cad20bc574416518282989d1a13f068c8242d215a59c47e4afdd38734c82096c", kill_on_drop: false }`
[INFO] [stdout] cad20bc574416518282989d1a13f068c8242d215a59c47e4afdd38734c82096c