[INFO] fetching crate inc-id 0.1.0...
[INFO] testing inc-id-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate inc-id 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate inc-id 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate inc-id 0.1.0
[INFO] tweaked toml for crates.io crate inc-id 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate inc-id 0.1.0 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 inc-id 0.1.0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f61acde868c3b5594a7b67408f7c2e9169e3cee98369d3137f17a00fffca40f3
[INFO] running `Command { std: "docker" "start" "-a" "f61acde868c3b5594a7b67408f7c2e9169e3cee98369d3137f17a00fffca40f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f61acde868c3b5594a7b67408f7c2e9169e3cee98369d3137f17a00fffca40f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f61acde868c3b5594a7b67408f7c2e9169e3cee98369d3137f17a00fffca40f3", kill_on_drop: false }`
[INFO] [stdout] f61acde868c3b5594a7b67408f7c2e9169e3cee98369d3137f17a00fffca40f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d93ceb149c52fe8ebf8001d55d21b3109eb363fe8bc2d59afe99dcdc94a0d32e
[INFO] running `Command { std: "docker" "start" "-a" "d93ceb149c52fe8ebf8001d55d21b3109eb363fe8bc2d59afe99dcdc94a0d32e", kill_on_drop: false }`
[INFO] [stderr]    Compiling inc-id v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "d93ceb149c52fe8ebf8001d55d21b3109eb363fe8bc2d59afe99dcdc94a0d32e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d93ceb149c52fe8ebf8001d55d21b3109eb363fe8bc2d59afe99dcdc94a0d32e", kill_on_drop: false }`
[INFO] [stdout] d93ceb149c52fe8ebf8001d55d21b3109eb363fe8bc2d59afe99dcdc94a0d32e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 22ea56877c31f922181814b2e9f305b3fff2983df3bd713664d5a5bb74586522
[INFO] running `Command { std: "docker" "start" "-a" "22ea56877c31f922181814b2e9f305b3fff2983df3bd713664d5a5bb74586522", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.146
[INFO] [stderr]    Compiling itoa v1.0.16
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling ryu v1.0.21
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling inc-id v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.45s
[INFO] running `Command { std: "docker" "inspect" "22ea56877c31f922181814b2e9f305b3fff2983df3bd713664d5a5bb74586522", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22ea56877c31f922181814b2e9f305b3fff2983df3bd713664d5a5bb74586522", kill_on_drop: false }`
[INFO] [stdout] 22ea56877c31f922181814b2e9f305b3fff2983df3bd713664d5a5bb74586522
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 63a03657b7922499284fc0470a821b890485b179128381858c0bdd1239fb9df2
[INFO] running `Command { std: "docker" "start" "-a" "63a03657b7922499284fc0470a821b890485b179128381858c0bdd1239fb9df2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/inc_id-5a220d45905c2845)
[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]      Running tests/lib_test.rs (/opt/rustwide/target/debug/deps/lib_test-2eefdb5d270bd307)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running tests/serde_test.rs (/opt/rustwide/target/debug/deps/serde_test-e3e2271da3672779)
[INFO] [stdout] test dup_return ... ok
[INFO] [stdout] test get_unique_ids ... ok
[INFO] [stdout] test invalid_return ... ok
[INFO] [stdout] test exhausted ... ok
[INFO] [stdout] test invalid_return_unused ... ok
[INFO] [stdout] test reuse_ids ... ok
[INFO] [stdout] test returned_len ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 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] [stderr]    Doc-tests inc_id
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - IdGenerator<T>::returned_len (line 63) ... FAILED
[INFO] [stdout] test src/lib.rs - IdGenerator (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - IdGenerator<T>::returned_len (line 63) stdout ----
[INFO] [stdout] error: format argument must be a string literal
[INFO] [stdout]   --> src/lib.rs:72:32
[INFO] [stdout]    |
[INFO] [stdout] 72 | assert!(id_gen.returned_len(), 1);
[INFO] [stdout]    |                                ^
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a string literal to format with
[INFO] [stdout]    |
[INFO] [stdout] 72 | assert!(id_gen.returned_len(), "{}", 1);
[INFO] [stdout]    |                                +++++
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `IdGenerator` in this scope
[INFO] [stdout]   --> src/lib.rs:64:14
[INFO] [stdout]    |
[INFO] [stdout] 64 | let id_gen = IdGenerator::<u32>::new();
[INFO] [stdout]    |              ^^^^^^^^^^^ use of undeclared type `IdGenerator`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 63 + use inc_id::IdGenerator;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - IdGenerator<T>::returned_len (line 63)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.35s; merged doctests compilation took 0.06s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "63a03657b7922499284fc0470a821b890485b179128381858c0bdd1239fb9df2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63a03657b7922499284fc0470a821b890485b179128381858c0bdd1239fb9df2", kill_on_drop: false }`
[INFO] [stdout] 63a03657b7922499284fc0470a821b890485b179128381858c0bdd1239fb9df2