[INFO] cloning repository https://github.com/hoshi-takanori/rust_echo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hoshi-takanori/rust_echo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoshi-takanori%2Frust_echo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoshi-takanori%2Frust_echo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1907690fee906f6649c14c0c4d762b05814c49f8
[INFO] testing hoshi-takanori/rust_echo against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoshi-takanori%2Frust_echo" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hoshi-takanori/rust_echo on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hoshi-takanori/rust_echo
[INFO] finished tweaking git repo https://github.com/hoshi-takanori/rust_echo
[INFO] tweaked toml for git repo https://github.com/hoshi-takanori/rust_echo written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/hoshi-takanori/rust_echo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c62ce234bc56515f763e2105ef82442ccb97bc39732bc024f7039b33be137ae0
[INFO] running `Command { std: "docker" "start" "-a" "c62ce234bc56515f763e2105ef82442ccb97bc39732bc024f7039b33be137ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c62ce234bc56515f763e2105ef82442ccb97bc39732bc024f7039b33be137ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c62ce234bc56515f763e2105ef82442ccb97bc39732bc024f7039b33be137ae0", kill_on_drop: false }`
[INFO] [stdout] c62ce234bc56515f763e2105ef82442ccb97bc39732bc024f7039b33be137ae0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e07d6493548f47fef7fb901c768f3c7505a037f3ba646a564d69d193b24c5a7
[INFO] running `Command { std: "docker" "start" "-a" "8e07d6493548f47fef7fb901c768f3c7505a037f3ba646a564d69d193b24c5a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_echo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "8e07d6493548f47fef7fb901c768f3c7505a037f3ba646a564d69d193b24c5a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e07d6493548f47fef7fb901c768f3c7505a037f3ba646a564d69d193b24c5a7", kill_on_drop: false }`
[INFO] [stdout] 8e07d6493548f47fef7fb901c768f3c7505a037f3ba646a564d69d193b24c5a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f997915404e816a6a663fc2e36f9ac2074c68180461ace1f70a3d0ba5142dba
[INFO] running `Command { std: "docker" "start" "-a" "3f997915404e816a6a663fc2e36f9ac2074c68180461ace1f70a3d0ba5142dba", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_echo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "3f997915404e816a6a663fc2e36f9ac2074c68180461ace1f70a3d0ba5142dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f997915404e816a6a663fc2e36f9ac2074c68180461ace1f70a3d0ba5142dba", kill_on_drop: false }`
[INFO] [stdout] 3f997915404e816a6a663fc2e36f9ac2074c68180461ace1f70a3d0ba5142dba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fb48737778f38601637f9e899c44d2a1b20bb5ad2fd4e71336de10d64e8a5713
[INFO] running `Command { std: "docker" "start" "-a" "fb48737778f38601637f9e899c44d2a1b20bb5ad2fd4e71336de10d64e8a5713", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_echo-8cebf781c82fdf4c)
[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" "fb48737778f38601637f9e899c44d2a1b20bb5ad2fd4e71336de10d64e8a5713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb48737778f38601637f9e899c44d2a1b20bb5ad2fd4e71336de10d64e8a5713", kill_on_drop: false }`
[INFO] [stdout] fb48737778f38601637f9e899c44d2a1b20bb5ad2fd4e71336de10d64e8a5713