[INFO] fetching crate inc-id 0.1.0...
[INFO] testing inc-id-0.1.0 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] extracting crate inc-id 0.1.0 into /workspace/builds/worker-5-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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate inc-id 0.1.0 on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b0f74de26cfadb8130805f14e0a1df260fc04176323003e81083bcd2d13214e
[INFO] running `Command { std: "docker" "start" "-a" "5b0f74de26cfadb8130805f14e0a1df260fc04176323003e81083bcd2d13214e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b0f74de26cfadb8130805f14e0a1df260fc04176323003e81083bcd2d13214e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b0f74de26cfadb8130805f14e0a1df260fc04176323003e81083bcd2d13214e", kill_on_drop: false }`
[INFO] [stdout] 5b0f74de26cfadb8130805f14e0a1df260fc04176323003e81083bcd2d13214e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 971059c167244a764e6edd02586e342e8bbbf863155b3c5932fde9e0ed81c8d6
[INFO] running `Command { std: "docker" "start" "-a" "971059c167244a764e6edd02586e342e8bbbf863155b3c5932fde9e0ed81c8d6", 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 0.11s
[INFO] running `Command { std: "docker" "inspect" "971059c167244a764e6edd02586e342e8bbbf863155b3c5932fde9e0ed81c8d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "971059c167244a764e6edd02586e342e8bbbf863155b3c5932fde9e0ed81c8d6", kill_on_drop: false }`
[INFO] [stdout] 971059c167244a764e6edd02586e342e8bbbf863155b3c5932fde9e0ed81c8d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a022944454c116e608ba3385512047594817ffdb2eeb092351614cf0939f08e9
[INFO] running `Command { std: "docker" "start" "-a" "a022944454c116e608ba3385512047594817ffdb2eeb092351614cf0939f08e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.146
[INFO] [stderr]    Compiling ryu v1.0.21
[INFO] [stderr]    Compiling itoa v1.0.16
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rand_core v0.9.3
[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 5.63s
[INFO] running `Command { std: "docker" "inspect" "a022944454c116e608ba3385512047594817ffdb2eeb092351614cf0939f08e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a022944454c116e608ba3385512047594817ffdb2eeb092351614cf0939f08e9", kill_on_drop: false }`
[INFO] [stdout] a022944454c116e608ba3385512047594817ffdb2eeb092351614cf0939f08e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b84537c9ee343c240a7c09fc7923ddbf5dd4d0f4fe6a6fc47a68f89f0cc6e06
[INFO] running `Command { std: "docker" "start" "-a" "8b84537c9ee343c240a7c09fc7923ddbf5dd4d0f4fe6a6fc47a68f89f0cc6e06", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[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] [stdout] test invalid_return ... ok
[INFO] [stdout] test dup_return ... ok
[INFO] [stdout] test get_unique_ids ... ok
[INFO] [stdout] test invalid_return_unused ... ok
[INFO] [stdout] test returned_len ... ok
[INFO] [stdout] test exhausted ... ok
[INFO] [stdout] test reuse_ids ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/serde_test.rs (/opt/rustwide/target/debug/deps/serde_test-e3e2271da3672779)
[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 inc_id
[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]: failed to resolve: use of undeclared type `IdGenerator`
[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 0.27s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.35s; merged doctests compilation took 0.08s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "8b84537c9ee343c240a7c09fc7923ddbf5dd4d0f4fe6a6fc47a68f89f0cc6e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b84537c9ee343c240a7c09fc7923ddbf5dd4d0f4fe6a6fc47a68f89f0cc6e06", kill_on_drop: false }`
[INFO] [stdout] 8b84537c9ee343c240a7c09fc7923ddbf5dd4d0f4fe6a6fc47a68f89f0cc6e06
