[INFO] fetching crate nebz 0.2.1...
[INFO] testing nebz-0.2.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate nebz 0.2.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate nebz 0.2.1
[INFO] finished tweaking crates.io crate nebz 0.2.1
[INFO] tweaked toml for crates.io crate nebz 0.2.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nebz 0.2.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nebz 0.2.1 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5833dfeb4783611ea4d27481b0a0bc7d0545c6e15c7d8b2f23e14aa9483abdaa
[INFO] running `Command { std: "docker" "start" "-a" "5833dfeb4783611ea4d27481b0a0bc7d0545c6e15c7d8b2f23e14aa9483abdaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5833dfeb4783611ea4d27481b0a0bc7d0545c6e15c7d8b2f23e14aa9483abdaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5833dfeb4783611ea4d27481b0a0bc7d0545c6e15c7d8b2f23e14aa9483abdaa", kill_on_drop: false }`
[INFO] [stdout] 5833dfeb4783611ea4d27481b0a0bc7d0545c6e15c7d8b2f23e14aa9483abdaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91c2cb34273b08e9db0625628ea009867b392a8a6825c2f5b7ca9ea2a550f141
[INFO] running `Command { std: "docker" "start" "-a" "91c2cb34273b08e9db0625628ea009867b392a8a6825c2f5b7ca9ea2a550f141", kill_on_drop: false }`
[INFO] [stderr]    Compiling nebz v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "91c2cb34273b08e9db0625628ea009867b392a8a6825c2f5b7ca9ea2a550f141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91c2cb34273b08e9db0625628ea009867b392a8a6825c2f5b7ca9ea2a550f141", kill_on_drop: false }`
[INFO] [stdout] 91c2cb34273b08e9db0625628ea009867b392a8a6825c2f5b7ca9ea2a550f141
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 598121a2f931e4e0563bd05a35b01348c63de42c425384b69a7c77f038bf28e4
[INFO] running `Command { std: "docker" "start" "-a" "598121a2f931e4e0563bd05a35b01348c63de42c425384b69a7c77f038bf28e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling rstest_macros v0.25.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling rstest v0.25.0
[INFO] [stderr]    Compiling nebz v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.03s
[INFO] running `Command { std: "docker" "inspect" "598121a2f931e4e0563bd05a35b01348c63de42c425384b69a7c77f038bf28e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "598121a2f931e4e0563bd05a35b01348c63de42c425384b69a7c77f038bf28e4", kill_on_drop: false }`
[INFO] [stdout] 598121a2f931e4e0563bd05a35b01348c63de42c425384b69a7c77f038bf28e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef114739c98ce151d01960c09486a55bd689d7fc6fb7cf43f153fbf6bc6857d1
[INFO] running `Command { std: "docker" "start" "-a" "ef114739c98ce151d01960c09486a55bd689d7fc6fb7cf43f153fbf6bc6857d1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nebz-c1d4cbcb4ebda092)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::first_last_works::case_5_multiple_bytes_owned_array ... ok
[INFO] [stdout] test tests::first_last_works::case_4_single_byte_str ... ok
[INFO] [stdout] test tests::first_last_works::case_1_single_byte_owned_array ... ok
[INFO] [stdout] test tests::first_last_works::case_2_single_byte_borrowed_array ... ok
[INFO] [stdout] test tests::first_last_works::case_8_multiple_bytes_str ... ok
[INFO] [stdout] test tests::len_works::case_1_single_byte_owned_array ... ok
[INFO] [stdout] test tests::len_works::case_2_single_byte_borrowed_array ... ok
[INFO] [stdout] test tests::first_last_works::case_6_multiple_bytes_borrowed_array ... ok
[INFO] [stdout] test tests::len_works::case_3_single_byte_vec ... ok
[INFO] [stdout] test tests::len_works::case_4_single_byte_str ... ok
[INFO] [stdout] test tests::len_works::case_5_multiple_bytes_owned_array ... ok
[INFO] [stdout] test tests::len_works::case_6_multiple_bytes_borrowed_array ... ok
[INFO] [stdout] test tests::len_works::case_7_multiple_bytes_vec ... ok
[INFO] [stdout] test tests::len_works::case_8_multiple_bytes_str ... ok
[INFO] [stdout] test tests::first_last_works::case_7_multiple_bytes_vec ... ok
[INFO] [stdout] test tests::first_last_works::case_3_single_byte_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nebz
[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" "ef114739c98ce151d01960c09486a55bd689d7fc6fb7cf43f153fbf6bc6857d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef114739c98ce151d01960c09486a55bd689d7fc6fb7cf43f153fbf6bc6857d1", kill_on_drop: false }`
[INFO] [stdout] ef114739c98ce151d01960c09486a55bd689d7fc6fb7cf43f153fbf6bc6857d1