[INFO] cloning repository https://github.com/fabrlyn/collatz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fabrlyn/collatz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabrlyn%2Fcollatz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabrlyn%2Fcollatz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11d483a769ded8b4ecf3cb2bd22b461a08dd71d8
[INFO] checking fabrlyn/collatz against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabrlyn%2Fcollatz" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fabrlyn/collatz on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fabrlyn/collatz
[INFO] finished tweaking git repo https://github.com/fabrlyn/collatz
[INFO] tweaked toml for git repo https://github.com/fabrlyn/collatz written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/fabrlyn/collatz 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates v3.1.0
[INFO] [stderr]   Downloaded assert_cmd v2.0.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c6699ed3dde00ce65b200999e3c2a0f61dcddd1748eadb6f09a2a9452658058
[INFO] running `Command { std: "docker" "start" "-a" "1c6699ed3dde00ce65b200999e3c2a0f61dcddd1748eadb6f09a2a9452658058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c6699ed3dde00ce65b200999e3c2a0f61dcddd1748eadb6f09a2a9452658058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c6699ed3dde00ce65b200999e3c2a0f61dcddd1748eadb6f09a2a9452658058", kill_on_drop: false }`
[INFO] [stdout] 1c6699ed3dde00ce65b200999e3c2a0f61dcddd1748eadb6f09a2a9452658058
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa874b2b8395f888e7b5d94e694813e7434bd918f77c65a5e41e166dfdcc5413
[INFO] running `Command { std: "docker" "start" "-a" "fa874b2b8395f888e7b5d94e694813e7434bd918f77c65a5e41e166dfdcc5413", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]    Compiling relative-path v1.9.2
[INFO] [stderr]    Compiling rustix v0.38.30
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]    Compiling rstest_macros v0.18.2
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rayon v1.8.1
[INFO] [stderr]     Checking num-bigint v0.4.4
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking collatz v0.1.0 (/opt/rustwide/workdir/collatz)
[INFO] [stderr]     Checking bstr v1.9.0
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking assert_cmd v2.0.13
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]     Checking collatz-cli v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rstest v0.18.2
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.66s
[INFO] running `Command { std: "docker" "inspect" "fa874b2b8395f888e7b5d94e694813e7434bd918f77c65a5e41e166dfdcc5413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa874b2b8395f888e7b5d94e694813e7434bd918f77c65a5e41e166dfdcc5413", kill_on_drop: false }`
[INFO] [stdout] fa874b2b8395f888e7b5d94e694813e7434bd918f77c65a5e41e166dfdcc5413
[INFO] checking fabrlyn/collatz against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabrlyn%2Fcollatz" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fabrlyn/collatz on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fabrlyn/collatz
[INFO] finished tweaking git repo https://github.com/fabrlyn/collatz
[INFO] tweaked toml for git repo https://github.com/fabrlyn/collatz written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/fabrlyn/collatz 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46938dd9bb8c1fc11f020f5a4c7013ea62d8841114d669d39ac007261c16476c
[INFO] running `Command { std: "docker" "start" "-a" "46938dd9bb8c1fc11f020f5a4c7013ea62d8841114d669d39ac007261c16476c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46938dd9bb8c1fc11f020f5a4c7013ea62d8841114d669d39ac007261c16476c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46938dd9bb8c1fc11f020f5a4c7013ea62d8841114d669d39ac007261c16476c", kill_on_drop: false }`
[INFO] [stdout] 46938dd9bb8c1fc11f020f5a4c7013ea62d8841114d669d39ac007261c16476c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60b75a6b8552f6de66aa13bc3c12838013e7e0bcc1d08d30a19a12046c3db6bc
[INFO] running `Command { std: "docker" "start" "-a" "60b75a6b8552f6de66aa13bc3c12838013e7e0bcc1d08d30a19a12046c3db6bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking slab v0.4.9
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling relative-path v1.9.2
[INFO] [stderr]    Compiling rustix v0.38.30
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.19/src/sync/parker.rs:370:25
[INFO] [stdout]     |
[INFO] [stdout] 370 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 371 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 372 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 373 | |                         };
[INFO] [stdout]     | |_________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossbeam-utils` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "60b75a6b8552f6de66aa13bc3c12838013e7e0bcc1d08d30a19a12046c3db6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60b75a6b8552f6de66aa13bc3c12838013e7e0bcc1d08d30a19a12046c3db6bc", kill_on_drop: false }`
[INFO] [stdout] 60b75a6b8552f6de66aa13bc3c12838013e7e0bcc1d08d30a19a12046c3db6bc