[INFO] fetching crate monarch 0.1.0...
[INFO] testing monarch-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate monarch 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate monarch 0.1.0
[INFO] finished tweaking crates.io crate monarch 0.1.0
[INFO] tweaked toml for crates.io crate monarch 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate monarch 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 78 packages to latest compatible versions
[INFO] [stderr]       Adding proptest v0.9.6 (available: v1.11.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-link v0.2.1
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[INFO] [stderr]   Downloaded rdrand v0.4.0
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[INFO] [stderr]   Downloaded rand_jitter v0.1.4
[INFO] [stderr]   Downloaded byteorder v1.5.0
[INFO] [stderr]   Downloaded cloudabi v0.0.3
[INFO] [stderr]   Downloaded unicode-ident v1.0.24
[INFO] [stderr]   Downloaded r-efi v6.0.0
[INFO] [stderr]   Downloaded wasm-encoder v0.244.0
[INFO] [stderr]   Downloaded rand v0.6.5
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[INFO] [stderr]   Downloaded wasip2 v1.0.2+wasi-0.2.9
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[INFO] [stderr]   Downloaded wit-parser v0.244.0
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[INFO] [stderr]   Downloaded wasip3 v0.4.0+wasi-0.3.0-rc-2026-01-06
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[INFO] [stderr]   Downloaded wasmparser v0.244.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.29
[INFO] [stderr]   Downloaded syn v2.0.117
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[INFO] [stderr]   Downloaded wit-bindgen v0.51.0
[INFO] [stderr]   Downloaded getrandom v0.4.2
[INFO] [stderr]   Downloaded once_cell v1.21.4
[INFO] [stderr]   Downloaded rustix v1.1.4
[INFO] [stderr]   Downloaded anyhow v1.0.102
[INFO] [stderr]   Downloaded semver v1.0.28
[INFO] [stderr]   Downloaded autocfg v1.5.0
[INFO] [stderr]   Downloaded rusty-fork v0.2.2
[INFO] [stderr]   Downloaded wit-bindgen-core v0.51.0
[INFO] [stderr]   Downloaded quote v1.0.45
[INFO] [stderr]   Downloaded rand_os v0.1.3
[INFO] [stderr]   Downloaded rand_core v0.4.2
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[INFO] [stderr]   Downloaded wasm-metadata v0.244.0
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[INFO] [stderr]   Downloaded libc v0.2.184
[INFO] [stderr]   Downloaded windows-sys v0.61.2
[INFO] [stderr]   Downloaded linux-raw-sys v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 134a8d1686957f888993f6273325879261f254d1bc71fa29c316938e17fb3e8b
[INFO] running `Command { std: "docker" "start" "-a" "134a8d1686957f888993f6273325879261f254d1bc71fa29c316938e17fb3e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "134a8d1686957f888993f6273325879261f254d1bc71fa29c316938e17fb3e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "134a8d1686957f888993f6273325879261f254d1bc71fa29c316938e17fb3e8b", kill_on_drop: false }`
[INFO] [stdout] 134a8d1686957f888993f6273325879261f254d1bc71fa29c316938e17fb3e8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 024592cc5c88be0fbf4cb73fbd75e01ac12942d1545faccd818b00dcdf524db0
[INFO] running `Command { std: "docker" "start" "-a" "024592cc5c88be0fbf4cb73fbd75e01ac12942d1545faccd818b00dcdf524db0", kill_on_drop: false }`
[INFO] [stderr]    Compiling monarch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `message` is never used
[INFO] [stdout]   --> src/runner.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Reason {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 14 |     fn message(&self) -> String {
[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 0.38s
[INFO] running `Command { std: "docker" "inspect" "024592cc5c88be0fbf4cb73fbd75e01ac12942d1545faccd818b00dcdf524db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "024592cc5c88be0fbf4cb73fbd75e01ac12942d1545faccd818b00dcdf524db0", kill_on_drop: false }`
[INFO] [stdout] 024592cc5c88be0fbf4cb73fbd75e01ac12942d1545faccd818b00dcdf524db0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9c4eb29ef6730cfd8f803bc1538575e558b94a1fa0df1d3a060db6cf16ba87f
[INFO] running `Command { std: "docker" "start" "-a" "e9c4eb29ef6730cfd8f803bc1538575e558b94a1fa0df1d3a060db6cf16ba87f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stdout] warning: method `message` is never used
[INFO] [stdout]   --> src/runner.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Reason {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 14 |     fn message(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling proptest v0.9.6
[INFO] [stderr]    Compiling monarch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `orig`
[INFO] [stdout]    --> src/runner.rs:409:31
[INFO] [stdout]     |
[INFO] [stdout] 409 |         runner.set_relation(|&orig, &trans| {
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_orig`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `message` is never used
[INFO] [stdout]   --> src/runner.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Reason {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 14 |     fn message(&self) -> String {
[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 18.07s
[INFO] running `Command { std: "docker" "inspect" "e9c4eb29ef6730cfd8f803bc1538575e558b94a1fa0df1d3a060db6cf16ba87f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9c4eb29ef6730cfd8f803bc1538575e558b94a1fa0df1d3a060db6cf16ba87f", kill_on_drop: false }`
[INFO] [stdout] e9c4eb29ef6730cfd8f803bc1538575e558b94a1fa0df1d3a060db6cf16ba87f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 17aca0a04f59e923772a84c2c3fe9f6bf056da1607b9cd032b471072df8e68c9
[INFO] running `Command { std: "docker" "start" "-a" "17aca0a04f59e923772a84c2c3fe9f6bf056da1607b9cd032b471072df8e68c9", kill_on_drop: false }`
[INFO] [stderr] warning: method `message` is never used
[INFO] [stdout] 
[INFO] [stderr]   --> src/runner.rs:14:8
[INFO] [stdout] running 13 tests
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Reason {
[INFO] [stderr]    | ----------- method in this implementation
[INFO] [stderr] 14 |     fn message(&self) -> String {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `monarch` (lib) generated 1 warning
[INFO] [stderr] warning: unused variable: `orig`
[INFO] [stderr]    --> src/runner.rs:409:31
[INFO] [stderr]     |
[INFO] [stderr] 409 |         runner.set_relation(|&orig, &trans| {
[INFO] [stderr]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_orig`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `monarch` (lib test) generated 2 warnings (1 duplicate) (run `cargo fix --lib -p monarch --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/monarch-9f31c121257bdf6a)
[INFO] [stdout] test runner::tests::error_when_k_is_zero ... ok
[INFO] [stdout] test runner::tests::error_when_list_is_empty ... ok
[INFO] [stdout] test runner::tests::it_completes_basic_test ... ok
[INFO] [stdout] test runner::tests::it_errors_when_input_is_missing ... ok
[INFO] [stdout] test runner::tests::it_errors_when_relation_is_missing ... ok
[INFO] [stdout] test runner::tests::it_errors_when_transformations_are_missing ... ok
[INFO] [stdout] test runner::tests::correctly_identifies_final_index_positions ... ok
[INFO] [stdout] test runner::tests::it_errors_when_operation_is_missing ... ok
[INFO] [stdout] test runner::tests::error_when_k_too_large ... ok
[INFO] [stdout] test runner::tests::correctly_identifies_nonfinal_index_positions ... ok
[INFO] [stdout] test runner::tests::combinations_are_applied - should panic ... ok
[INFO] [stdout] test runner::tests::catches_test_failure - should panic ... ok
[INFO] [stdout] test runner::tests::correct_num_combinations_produced ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.81s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests monarch
[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" "17aca0a04f59e923772a84c2c3fe9f6bf056da1607b9cd032b471072df8e68c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17aca0a04f59e923772a84c2c3fe9f6bf056da1607b9cd032b471072df8e68c9", kill_on_drop: false }`
[INFO] [stdout] 17aca0a04f59e923772a84c2c3fe9f6bf056da1607b9cd032b471072df8e68c9