[INFO] cloning repository https://github.com/mattcl/shifters
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattcl/shifters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattcl%2Fshifters", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattcl%2Fshifters'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e0b984fe7ad259ed52359f1f0fd485dee8f26fd1
[INFO] checking mattcl/shifters against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattcl%2Fshifters" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mattcl/shifters 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/mattcl/shifters
[INFO] finished tweaking git repo https://github.com/mattcl/shifters
[INFO] tweaked toml for git repo https://github.com/mattcl/shifters written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mattcl/shifters 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 pear_codegen v0.2.9
[INFO] [stderr]   Downloaded globwalk v0.9.1
[INFO] [stderr]   Downloaded figment v0.10.15
[INFO] [stderr]   Downloaded pear v0.2.9
[INFO] [stderr]   Downloaded yansi v1.0.1
[INFO] [stderr]   Downloaded assert_fs v1.1.1
[INFO] [stderr]   Downloaded backtrace v0.3.70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 03909dec245ff006d5fc948f31316ae7b77d82fe1f8ae985a0350a4daa6c72d3
[INFO] running `Command { std: "docker" "start" "-a" "03909dec245ff006d5fc948f31316ae7b77d82fe1f8ae985a0350a4daa6c72d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03909dec245ff006d5fc948f31316ae7b77d82fe1f8ae985a0350a4daa6c72d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03909dec245ff006d5fc948f31316ae7b77d82fe1f8ae985a0350a4daa6c72d3", kill_on_drop: false }`
[INFO] [stdout] 03909dec245ff006d5fc948f31316ae7b77d82fe1f8ae985a0350a4daa6c72d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4c11913983502cff916694306f77a99522e8035a0ed3120e027b9f6c6f6445bd
[INFO] running `Command { std: "docker" "start" "-a" "4c11913983502cff916694306f77a99522e8035a0ed3120e027b9f6c6f6445bd", kill_on_drop: false }`
[INFO] [stderr]     Checking value-bag v1.8.1
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]     Checking event-listener v5.2.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking event-listener-strategy v0.5.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking winnow v0.6.5
[INFO] [stderr]     Checking async-channel v2.2.0
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]    Compiling figment v0.10.15
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking inlinable_string v0.1.15
[INFO] [stderr]     Checking blocking v1.5.1
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking indexmap v2.2.5
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]    Compiling assert_cmd v2.0.14
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking polling v2.8.0
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking rustix v0.37.27
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking async-io v1.13.0
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling pear_codegen v0.2.9
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling clap_derive v4.5.3
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]     Checking polling v3.5.0
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking globwalk v0.9.1
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking assert_fs v1.1.1
[INFO] [stderr]     Checking async-io v2.3.2
[INFO] [stderr]     Checking pear v0.2.9
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking clap v4.5.3
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking toml_edit v0.22.9
[INFO] [stderr]     Checking toml v0.8.12
[INFO] [stderr]     Checking shifters v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.00s
[INFO] running `Command { std: "docker" "inspect" "4c11913983502cff916694306f77a99522e8035a0ed3120e027b9f6c6f6445bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c11913983502cff916694306f77a99522e8035a0ed3120e027b9f6c6f6445bd", kill_on_drop: false }`
[INFO] [stdout] 4c11913983502cff916694306f77a99522e8035a0ed3120e027b9f6c6f6445bd
[INFO] checking mattcl/shifters against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattcl%2Fshifters" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mattcl/shifters 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/mattcl/shifters
[INFO] finished tweaking git repo https://github.com/mattcl/shifters
[INFO] tweaked toml for git repo https://github.com/mattcl/shifters written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mattcl/shifters 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1dff1b77b031e114b45394a9531905f1914da7c63c989360e818c4c33fbceb07
[INFO] running `Command { std: "docker" "start" "-a" "1dff1b77b031e114b45394a9531905f1914da7c63c989360e818c4c33fbceb07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dff1b77b031e114b45394a9531905f1914da7c63c989360e818c4c33fbceb07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dff1b77b031e114b45394a9531905f1914da7c63c989360e818c4c33fbceb07", kill_on_drop: false }`
[INFO] [stdout] 1dff1b77b031e114b45394a9531905f1914da7c63c989360e818c4c33fbceb07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 15172ed87067650e564c1ac902f21129c61f989e22d09ef968bc2c26ea07bbd2
[INFO] running `Command { std: "docker" "start" "-a" "15172ed87067650e564c1ac902f21129c61f989e22d09ef968bc2c26ea07bbd2", kill_on_drop: false }`
[INFO] [stderr]     Checking value-bag v1.8.1
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling yansi v1.0.1
[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]    Compiling rustix v0.37.27
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-channel v0.3.30
[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" "15172ed87067650e564c1ac902f21129c61f989e22d09ef968bc2c26ea07bbd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15172ed87067650e564c1ac902f21129c61f989e22d09ef968bc2c26ea07bbd2", kill_on_drop: false }`
[INFO] [stdout] 15172ed87067650e564c1ac902f21129c61f989e22d09ef968bc2c26ea07bbd2