[INFO] cloning repository https://github.com/iwot/lcs-sample-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iwot/lcs-sample-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwot%2Flcs-sample-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwot%2Flcs-sample-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5db3e7d98cfed677f89361ce6cd5ba2ab638ddb4
[INFO] testing iwot/lcs-sample-rs against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwot%2Flcs-sample-rs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iwot/lcs-sample-rs on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iwot/lcs-sample-rs
[INFO] finished tweaking git repo https://github.com/iwot/lcs-sample-rs
[INFO] tweaked toml for git repo https://github.com/iwot/lcs-sample-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/iwot/lcs-sample-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ef2879fb0eb1c73d960565ac47bfb608bc345b5c20da2affc6da0183194f7a5
[INFO] running `Command { std: "docker" "start" "-a" "1ef2879fb0eb1c73d960565ac47bfb608bc345b5c20da2affc6da0183194f7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ef2879fb0eb1c73d960565ac47bfb608bc345b5c20da2affc6da0183194f7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ef2879fb0eb1c73d960565ac47bfb608bc345b5c20da2affc6da0183194f7a5", kill_on_drop: false }`
[INFO] [stdout] 1ef2879fb0eb1c73d960565ac47bfb608bc345b5c20da2affc6da0183194f7a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 701d965d6c3d5c8f288d88cc2b16d3e2e33dd9b059f324ead3f2ee0dff537d2f
[INFO] running `Command { std: "docker" "start" "-a" "701d965d6c3d5c8f288d88cc2b16d3e2e33dd9b059f324ead3f2ee0dff537d2f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling longest_common_subsequense v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/main.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, Read};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.02s
[INFO] running `Command { std: "docker" "inspect" "701d965d6c3d5c8f288d88cc2b16d3e2e33dd9b059f324ead3f2ee0dff537d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "701d965d6c3d5c8f288d88cc2b16d3e2e33dd9b059f324ead3f2ee0dff537d2f", kill_on_drop: false }`
[INFO] [stdout] 701d965d6c3d5c8f288d88cc2b16d3e2e33dd9b059f324ead3f2ee0dff537d2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0846e919f139e141c9b042d5361d94d84e6f52ddb340a2614e804d2bbfc33292
[INFO] running `Command { std: "docker" "start" "-a" "0846e919f139e141c9b042d5361d94d84e6f52ddb340a2614e804d2bbfc33292", kill_on_drop: false }`
[INFO] [stderr]    Compiling longest_common_subsequense v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/main.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, Read};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "0846e919f139e141c9b042d5361d94d84e6f52ddb340a2614e804d2bbfc33292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0846e919f139e141c9b042d5361d94d84e6f52ddb340a2614e804d2bbfc33292", kill_on_drop: false }`
[INFO] [stdout] 0846e919f139e141c9b042d5361d94d84e6f52ddb340a2614e804d2bbfc33292
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1f01aeb01e1892c7b58b792f1bdba38c5b805c833e457e9881968c8ace5488ed
[INFO] running `Command { std: "docker" "start" "-a" "1f01aeb01e1892c7b58b792f1bdba38c5b805c833e457e9881968c8ace5488ed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/main.rs:2:21
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{self, Read};
[INFO] [stderr]   |                     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `longest_common_subsequense` (bin "longest_common_subsequense" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.82s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/longest_common_subsequense-9aca56c35b8e2864)
[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" "1f01aeb01e1892c7b58b792f1bdba38c5b805c833e457e9881968c8ace5488ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f01aeb01e1892c7b58b792f1bdba38c5b805c833e457e9881968c8ace5488ed", kill_on_drop: false }`
[INFO] [stdout] 1f01aeb01e1892c7b58b792f1bdba38c5b805c833e457e9881968c8ace5488ed