[INFO] fetching crate fastmod 0.4.4...
[INFO] checking fastmod-0.4.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate fastmod 0.4.4 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate fastmod 0.4.4 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 crates.io crate fastmod 0.4.4
[INFO] finished tweaking crates.io crate fastmod 0.4.4
[INFO] tweaked toml for crates.io crate fastmod 0.4.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate fastmod 0.4.4 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-targets v0.52.0
[INFO] [stderr]   Downloaded grep v0.2.13
[INFO] [stderr]   Downloaded rprompt v1.0.5
[INFO] [stderr]   Downloaded grep-matcher v0.1.7
[INFO] [stderr]   Downloaded grep-cli v0.1.10
[INFO] [stderr]   Downloaded assert_cmd v1.0.8
[INFO] [stderr]   Downloaded grep-regex v0.1.12
[INFO] [stderr]   Downloaded ignore v0.4.21
[INFO] [stderr]   Downloaded memmap2 v0.9.0
[INFO] [stderr]   Downloaded grep-searcher v0.1.13
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.0
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.12
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.0
[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] 50a44e03c9b8986c3396f7eac54f18850d1c3528ec4bb3f726b5427606b7eb38
[INFO] running `Command { std: "docker" "start" "-a" "50a44e03c9b8986c3396f7eac54f18850d1c3528ec4bb3f726b5427606b7eb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50a44e03c9b8986c3396f7eac54f18850d1c3528ec4bb3f726b5427606b7eb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50a44e03c9b8986c3396f7eac54f18850d1c3528ec4bb3f726b5427606b7eb38", kill_on_drop: false }`
[INFO] [stdout] 50a44e03c9b8986c3396f7eac54f18850d1c3528ec4bb3f726b5427606b7eb38
[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] da308776f5f4067d0a9ab56310370aa4827d2740bf443eabb7dacb2373761595
[INFO] running `Command { std: "docker" "start" "-a" "da308776f5f4067d0a9ab56310370aa4827d2740bf443eabb7dacb2373761595", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking grep-matcher v0.1.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking memmap2 v0.9.0
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking base64 v0.20.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking crossterm v0.24.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rprompt v1.0.5
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking predicates v2.1.5
[INFO] [stderr]     Checking assert_cmd v1.0.8
[INFO] [stderr]     Checking bstr v1.8.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking tempfile v3.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking grep-searcher v0.1.13
[INFO] [stderr]     Checking grep-regex v0.1.12
[INFO] [stderr]     Checking grep-cli v0.1.10
[INFO] [stderr]     Checking ignore v0.4.21
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking grep-printer v0.1.7
[INFO] [stderr]     Checking grep v0.2.13
[INFO] [stderr]     Checking fastmod v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.75s
[INFO] running `Command { std: "docker" "inspect" "da308776f5f4067d0a9ab56310370aa4827d2740bf443eabb7dacb2373761595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da308776f5f4067d0a9ab56310370aa4827d2740bf443eabb7dacb2373761595", kill_on_drop: false }`
[INFO] [stdout] da308776f5f4067d0a9ab56310370aa4827d2740bf443eabb7dacb2373761595
[INFO] checking fastmod-0.4.4 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate fastmod 0.4.4 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate fastmod 0.4.4 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 crates.io crate fastmod 0.4.4
[INFO] finished tweaking crates.io crate fastmod 0.4.4
[INFO] tweaked toml for crates.io crate fastmod 0.4.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate fastmod 0.4.4 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] 9f3aaeb793b10913e1d543ab86852d205ea49bc8ef9ffc82f239115da6347ad5
[INFO] running `Command { std: "docker" "start" "-a" "9f3aaeb793b10913e1d543ab86852d205ea49bc8ef9ffc82f239115da6347ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f3aaeb793b10913e1d543ab86852d205ea49bc8ef9ffc82f239115da6347ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f3aaeb793b10913e1d543ab86852d205ea49bc8ef9ffc82f239115da6347ad5", kill_on_drop: false }`
[INFO] [stdout] 9f3aaeb793b10913e1d543ab86852d205ea49bc8ef9ffc82f239115da6347ad5
[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] e1a8ccc45613da1930fc8994263c12c04336b697043ed2b690a31634d4471ea2
[INFO] running `Command { std: "docker" "start" "-a" "e1a8ccc45613da1930fc8994263c12c04336b697043ed2b690a31634d4471ea2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking grep-matcher v0.1.7
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking memmap2 v0.9.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.16/src/sync/parker.rs:371:25
[INFO] [stdout]     |
[INFO] [stdout] 371 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 372 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 373 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 374 | |                         };
[INFO] [stdout]     | |_________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/signal-hook-registry-1.4.1/src/half_lock.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             unsafe { libc::abort() };
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking itoa v1.0.9
[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] [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 `signal-hook-registry` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `crossbeam-utils` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e1a8ccc45613da1930fc8994263c12c04336b697043ed2b690a31634d4471ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a8ccc45613da1930fc8994263c12c04336b697043ed2b690a31634d4471ea2", kill_on_drop: false }`
[INFO] [stdout] e1a8ccc45613da1930fc8994263c12c04336b697043ed2b690a31634d4471ea2