[INFO] fetching crate substrs 0.1.0...
[INFO] testing substrs-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate substrs 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate substrs 0.1.0
[INFO] finished tweaking crates.io crate substrs 0.1.0
[INFO] tweaked toml for crates.io crate substrs 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate substrs 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9df1151dad00f2dcaa8d8b79ccead95b6a9f373c894d3a6dacd721ad0777056
[INFO] running `Command { std: "docker" "start" "-a" "f9df1151dad00f2dcaa8d8b79ccead95b6a9f373c894d3a6dacd721ad0777056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9df1151dad00f2dcaa8d8b79ccead95b6a9f373c894d3a6dacd721ad0777056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9df1151dad00f2dcaa8d8b79ccead95b6a9f373c894d3a6dacd721ad0777056", kill_on_drop: false }`
[INFO] [stdout] f9df1151dad00f2dcaa8d8b79ccead95b6a9f373c894d3a6dacd721ad0777056
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 663a9130a8b5a71814187d3afd30f78b36748621d525d218bb6ea19abfdf692a
[INFO] running `Command { std: "docker" "start" "-a" "663a9130a8b5a71814187d3afd30f78b36748621d525d218bb6ea19abfdf692a", kill_on_drop: false }`
[INFO] [stderr]    Compiling substrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "663a9130a8b5a71814187d3afd30f78b36748621d525d218bb6ea19abfdf692a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "663a9130a8b5a71814187d3afd30f78b36748621d525d218bb6ea19abfdf692a", kill_on_drop: false }`
[INFO] [stdout] 663a9130a8b5a71814187d3afd30f78b36748621d525d218bb6ea19abfdf692a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ce54df663f673e600ebd2808b67b842264a003518aaf564a1b955206c77d395
[INFO] running `Command { std: "docker" "start" "-a" "5ce54df663f673e600ebd2808b67b842264a003518aaf564a1b955206c77d395", kill_on_drop: false }`
[INFO] [stderr]    Compiling substrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "5ce54df663f673e600ebd2808b67b842264a003518aaf564a1b955206c77d395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce54df663f673e600ebd2808b67b842264a003518aaf564a1b955206c77d395", kill_on_drop: false }`
[INFO] [stdout] 5ce54df663f673e600ebd2808b67b842264a003518aaf564a1b955206c77d395
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 62ae525af98db04e637033bfab4261c6a065d9688065374aa109e657466a9d1f
[INFO] running `Command { std: "docker" "start" "-a" "62ae525af98db04e637033bfab4261c6a065d9688065374aa109e657466a9d1f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/substrs-b26a334e8a49309f)
[INFO] [stderr]    Doc-tests substrs
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::test_last ... ok
[INFO] [stdout] test tests::test_slice ... ok
[INFO] [stdout] test tests::test_nth ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "62ae525af98db04e637033bfab4261c6a065d9688065374aa109e657466a9d1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62ae525af98db04e637033bfab4261c6a065d9688065374aa109e657466a9d1f", kill_on_drop: false }`
[INFO] [stdout] 62ae525af98db04e637033bfab4261c6a065d9688065374aa109e657466a9d1f