[INFO] fetching crate nextree 0.1.3...
[INFO] testing nextree-0.1.3 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate nextree 0.1.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate nextree 0.1.3
[INFO] finished tweaking crates.io crate nextree 0.1.3
[INFO] tweaked toml for crates.io crate nextree 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nextree 0.1.3 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nextree 0.1.3 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3646b4f5cbbc8f7efaa63c3552b13fbe3e864651e4d54b0443fe144889f6259
[INFO] running `Command { std: "docker" "start" "-a" "b3646b4f5cbbc8f7efaa63c3552b13fbe3e864651e4d54b0443fe144889f6259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3646b4f5cbbc8f7efaa63c3552b13fbe3e864651e4d54b0443fe144889f6259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3646b4f5cbbc8f7efaa63c3552b13fbe3e864651e4d54b0443fe144889f6259", kill_on_drop: false }`
[INFO] [stdout] b3646b4f5cbbc8f7efaa63c3552b13fbe3e864651e4d54b0443fe144889f6259
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 706d7c5a3f63bcd98fcfa0668ba895bef1bad031c7f31b662d979b1e908f0d4d
[INFO] running `Command { std: "docker" "start" "-a" "706d7c5a3f63bcd98fcfa0668ba895bef1bad031c7f31b662d979b1e908f0d4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling tracing-core v0.1.29
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling iana-time-zone v0.1.47
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling tracing-subscriber v0.3.15
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling tracing v0.1.36
[INFO] [stderr]    Compiling clap v3.2.20
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling chrono v0.4.22
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling nextree v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.13s
[INFO] running `Command { std: "docker" "inspect" "706d7c5a3f63bcd98fcfa0668ba895bef1bad031c7f31b662d979b1e908f0d4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706d7c5a3f63bcd98fcfa0668ba895bef1bad031c7f31b662d979b1e908f0d4d", kill_on_drop: false }`
[INFO] [stdout] 706d7c5a3f63bcd98fcfa0668ba895bef1bad031c7f31b662d979b1e908f0d4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbff961f4df116db35c82489e886e17f88a26c7888d9460616b304adc3b62f36
[INFO] running `Command { std: "docker" "start" "-a" "fbff961f4df116db35c82489e886e17f88a26c7888d9460616b304adc3b62f36", kill_on_drop: false }`
[INFO] [stderr]    Compiling nextree v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "fbff961f4df116db35c82489e886e17f88a26c7888d9460616b304adc3b62f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbff961f4df116db35c82489e886e17f88a26c7888d9460616b304adc3b62f36", kill_on_drop: false }`
[INFO] [stdout] fbff961f4df116db35c82489e886e17f88a26c7888d9460616b304adc3b62f36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d81f37a00326f44768f7bf6566c6b8ff429d8d4198ffdae3c2cbaf79a782dce
[INFO] running `Command { std: "docker" "start" "-a" "5d81f37a00326f44768f7bf6566c6b8ff429d8d4198ffdae3c2cbaf79a782dce", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nextree-a8b4f554cfd20372)
[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" "5d81f37a00326f44768f7bf6566c6b8ff429d8d4198ffdae3c2cbaf79a782dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d81f37a00326f44768f7bf6566c6b8ff429d8d4198ffdae3c2cbaf79a782dce", kill_on_drop: false }`
[INFO] [stdout] 5d81f37a00326f44768f7bf6566c6b8ff429d8d4198ffdae3c2cbaf79a782dce