[INFO] cloning repository https://github.com/domliang/learning-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/domliang/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomliang%2Flearning-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomliang%2Flearning-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0689e34f2a73d4c68ade93d914bc7496eab8c2e3
[INFO] testing domliang/learning-rust/0689e34f2a73d4c68ade93d914bc7496eab8c2e3 against try#024495a232636f1f9407d7695b2be51edc2c51bd for pr-130285
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomliang%2Flearning-rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/domliang/learning-rust on toolchain 024495a232636f1f9407d7695b2be51edc2c51bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024495a232636f1f9407d7695b2be51edc2c51bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/domliang/learning-rust
[INFO] finished tweaking git repo https://github.com/domliang/learning-rust
[INFO] tweaked toml for git repo https://github.com/domliang/learning-rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/domliang/learning-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024495a232636f1f9407d7695b2be51edc2c51bd" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+024495a232636f1f9407d7695b2be51edc2c51bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 578bd9efe9baa8b2416ceb06e90e9c0609be841ba0d77af0ce728a2301abd148
[INFO] running `Command { std: "docker" "start" "-a" "578bd9efe9baa8b2416ceb06e90e9c0609be841ba0d77af0ce728a2301abd148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "578bd9efe9baa8b2416ceb06e90e9c0609be841ba0d77af0ce728a2301abd148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "578bd9efe9baa8b2416ceb06e90e9c0609be841ba0d77af0ce728a2301abd148", kill_on_drop: false }`
[INFO] [stdout] 578bd9efe9baa8b2416ceb06e90e9c0609be841ba0d77af0ce728a2301abd148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+024495a232636f1f9407d7695b2be51edc2c51bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bcee576a2350c66fb2abf190ef42a12104199a980adeb385d24fa1d9199a202
[INFO] running `Command { std: "docker" "start" "-a" "0bcee576a2350c66fb2abf190ef42a12104199a980adeb385d24fa1d9199a202", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling lr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `Command { std: "docker" "inspect" "0bcee576a2350c66fb2abf190ef42a12104199a980adeb385d24fa1d9199a202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bcee576a2350c66fb2abf190ef42a12104199a980adeb385d24fa1d9199a202", kill_on_drop: false }`
[INFO] [stdout] 0bcee576a2350c66fb2abf190ef42a12104199a980adeb385d24fa1d9199a202
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+024495a232636f1f9407d7695b2be51edc2c51bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffab24ca6271f3f2b0eea5107d961e43ccb030a9afafb5020ff40ee168b6e103
[INFO] running `Command { std: "docker" "start" "-a" "ffab24ca6271f3f2b0eea5107d961e43ccb030a9afafb5020ff40ee168b6e103", kill_on_drop: false }`
[INFO] [stderr]    Compiling lr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "ffab24ca6271f3f2b0eea5107d961e43ccb030a9afafb5020ff40ee168b6e103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffab24ca6271f3f2b0eea5107d961e43ccb030a9afafb5020ff40ee168b6e103", kill_on_drop: false }`
[INFO] [stdout] ffab24ca6271f3f2b0eea5107d961e43ccb030a9afafb5020ff40ee168b6e103
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+024495a232636f1f9407d7695b2be51edc2c51bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ffd0b047c34aecac6a6e2bec22f022ad02a3e44a43aeae0e572558f038520309
[INFO] running `Command { std: "docker" "start" "-a" "ffd0b047c34aecac6a6e2bec22f022ad02a3e44a43aeae0e572558f038520309", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lr-dd4182c3d3294fb4)
[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" "ffd0b047c34aecac6a6e2bec22f022ad02a3e44a43aeae0e572558f038520309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffd0b047c34aecac6a6e2bec22f022ad02a3e44a43aeae0e572558f038520309", kill_on_drop: false }`
[INFO] [stdout] ffd0b047c34aecac6a6e2bec22f022ad02a3e44a43aeae0e572558f038520309