[INFO] cloning repository https://github.com/knudtty/ripparallel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/knudtty/ripparallel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknudtty%2Fripparallel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknudtty%2Fripparallel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4412904c83a8ba2a8666a9d37315d6d0e129b10
[INFO] testing knudtty/ripparallel against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknudtty%2Fripparallel" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/knudtty/ripparallel
[INFO] finished tweaking git repo https://github.com/knudtty/ripparallel
[INFO] tweaked toml for git repo https://github.com/knudtty/ripparallel written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/knudtty/ripparallel 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 git repo https://github.com/knudtty/ripparallel 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a66fe7d2b1c33e907bfc2ac4d44fbdfa34373002b22e13793fa39bcdb5ccab06
[INFO] running `Command { std: "docker" "start" "-a" "a66fe7d2b1c33e907bfc2ac4d44fbdfa34373002b22e13793fa39bcdb5ccab06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a66fe7d2b1c33e907bfc2ac4d44fbdfa34373002b22e13793fa39bcdb5ccab06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a66fe7d2b1c33e907bfc2ac4d44fbdfa34373002b22e13793fa39bcdb5ccab06", kill_on_drop: false }`
[INFO] [stdout] a66fe7d2b1c33e907bfc2ac4d44fbdfa34373002b22e13793fa39bcdb5ccab06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 78b721c5d4fe867e7fc298d2490b33cb77effe6b633507f050ddf899d279f4d5
[INFO] running `Command { std: "docker" "start" "-a" "78b721c5d4fe867e7fc298d2490b33cb77effe6b633507f050ddf899d279f4d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling anstyle v1.0.2
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.7
[INFO] [stderr]    Compiling fastrand v2.0.0
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling subprocess v0.2.9
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]    Compiling anstream v0.5.0
[INFO] [stderr]    Compiling clap_builder v4.4.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling tempfile v3.8.0
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]    Compiling clap v4.4.2
[INFO] [stderr]    Compiling ripparallel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SuperSpecialReader` is never constructed
[INFO] [stdout]  --> src/reader.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct SuperSpecialReader {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.85s
[INFO] running `Command { std: "docker" "inspect" "78b721c5d4fe867e7fc298d2490b33cb77effe6b633507f050ddf899d279f4d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78b721c5d4fe867e7fc298d2490b33cb77effe6b633507f050ddf899d279f4d5", kill_on_drop: false }`
[INFO] [stdout] 78b721c5d4fe867e7fc298d2490b33cb77effe6b633507f050ddf899d279f4d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8e05997a35817c05e54b6dfcae1d0105c24e5df840ad81ff9445763c34cde68a
[INFO] running `Command { std: "docker" "start" "-a" "8e05997a35817c05e54b6dfcae1d0105c24e5df840ad81ff9445763c34cde68a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.106
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling os_str_bytes v6.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling ciborium-io v0.2.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling regex-automata v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling ciborium-ll v0.2.1
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling ripparallel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stdout] warning: struct `SuperSpecialReader` is never constructed
[INFO] [stdout]  --> src/reader.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct SuperSpecialReader {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling regex v1.9.5
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling ciborium v0.2.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stdout] warning: struct `SuperSpecialReader` is never constructed
[INFO] [stdout]  --> src/reader.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct SuperSpecialReader {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 19.10s
[INFO] running `Command { std: "docker" "inspect" "8e05997a35817c05e54b6dfcae1d0105c24e5df840ad81ff9445763c34cde68a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e05997a35817c05e54b6dfcae1d0105c24e5df840ad81ff9445763c34cde68a", kill_on_drop: false }`
[INFO] [stdout] 8e05997a35817c05e54b6dfcae1d0105c24e5df840ad81ff9445763c34cde68a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f1e2f1793ed6d2d69d68cda22ac791fe579a7d1d065e48df1f2da34cc409d8ce
[INFO] running `Command { std: "docker" "start" "-a" "f1e2f1793ed6d2d69d68cda22ac791fe579a7d1d065e48df1f2da34cc409d8ce", kill_on_drop: false }`
[INFO] [stderr] warning: struct `SuperSpecialReader` is never constructed
[INFO] [stderr]  --> src/reader.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct SuperSpecialReader {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ripparallel` (lib) generated 1 warning
[INFO] [stderr] warning: `ripparallel` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ripparallel-2693bc1692fa5b81)
[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] [stderr]    Doc-tests ripparallel
[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" "f1e2f1793ed6d2d69d68cda22ac791fe579a7d1d065e48df1f2da34cc409d8ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1e2f1793ed6d2d69d68cda22ac791fe579a7d1d065e48df1f2da34cc409d8ce", kill_on_drop: false }`
[INFO] [stdout] f1e2f1793ed6d2d69d68cda22ac791fe579a7d1d065e48df1f2da34cc409d8ce