[INFO] fetching crate substrs 0.1.0...
[INFO] testing substrs-0.1.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate substrs 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate substrs 0.1.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 566924f8a6d066347cfd8d1e826bbafb8711fd344a589d92e1ee2235c6c31df1
[INFO] running `Command { std: "docker" "start" "-a" "566924f8a6d066347cfd8d1e826bbafb8711fd344a589d92e1ee2235c6c31df1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "566924f8a6d066347cfd8d1e826bbafb8711fd344a589d92e1ee2235c6c31df1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "566924f8a6d066347cfd8d1e826bbafb8711fd344a589d92e1ee2235c6c31df1", kill_on_drop: false }`
[INFO] [stdout] 566924f8a6d066347cfd8d1e826bbafb8711fd344a589d92e1ee2235c6c31df1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64a881955f2bc7d820d90d0fd004c2b1658c9a17d9e17ec258014cbdc34d6827
[INFO] running `Command { std: "docker" "start" "-a" "64a881955f2bc7d820d90d0fd004c2b1658c9a17d9e17ec258014cbdc34d6827", kill_on_drop: false }`
[INFO] [stderr]    Compiling substrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "64a881955f2bc7d820d90d0fd004c2b1658c9a17d9e17ec258014cbdc34d6827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64a881955f2bc7d820d90d0fd004c2b1658c9a17d9e17ec258014cbdc34d6827", kill_on_drop: false }`
[INFO] [stdout] 64a881955f2bc7d820d90d0fd004c2b1658c9a17d9e17ec258014cbdc34d6827
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fc3cc836582d2b084cc4654a398c8dd9f01b7306986440f2564d71da89fe380
[INFO] running `Command { std: "docker" "start" "-a" "2fc3cc836582d2b084cc4654a398c8dd9f01b7306986440f2564d71da89fe380", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling substrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "2fc3cc836582d2b084cc4654a398c8dd9f01b7306986440f2564d71da89fe380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fc3cc836582d2b084cc4654a398c8dd9f01b7306986440f2564d71da89fe380", kill_on_drop: false }`
[INFO] [stdout] 2fc3cc836582d2b084cc4654a398c8dd9f01b7306986440f2564d71da89fe380
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c697fb50b09e162d76f87255bcbdca93b1df4340d0eba16d495270dba11944c
[INFO] running `Command { std: "docker" "start" "-a" "6c697fb50b09e162d76f87255bcbdca93b1df4340d0eba16d495270dba11944c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/substrs-f5ba4fb9065e1773)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests substrs
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::test_last ... ok
[INFO] [stdout] test tests::test_nth ... ok
[INFO] [stdout] test tests::test_slice ... 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" "6c697fb50b09e162d76f87255bcbdca93b1df4340d0eba16d495270dba11944c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c697fb50b09e162d76f87255bcbdca93b1df4340d0eba16d495270dba11944c", kill_on_drop: false }`
[INFO] [stdout] 6c697fb50b09e162d76f87255bcbdca93b1df4340d0eba16d495270dba11944c