[INFO] fetching crate mrkl 0.0.4... [INFO] checking mrkl-0.0.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate mrkl 0.0.4 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate mrkl 0.0.4 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 mrkl 0.0.4 [INFO] finished tweaking crates.io crate mrkl 0.0.4 [INFO] tweaked toml for crates.io crate mrkl 0.0.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 27 packages [INFO] [stderr] Adding block-buffer v0.7.3 (latest: v0.10.4) [INFO] [stderr] Adding block-padding v0.1.5 (latest: v0.3.3) [INFO] [stderr] Adding digest v0.8.1 (latest: v0.10.7) [INFO] [stderr] Adding generic-array v0.12.4 (latest: v1.0.0) [INFO] [stderr] Adding opaque-debug v0.2.3 (latest: v0.3.1) [INFO] [stderr] Adding sha2 v0.8.2 (latest: v0.10.8) [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 digest-hash v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0f38e80a263bb9ba5234389a411d519984e16b0147a5fdce58576a451f3ca6a2 [INFO] running `Command { std: "docker" "start" "-a" "0f38e80a263bb9ba5234389a411d519984e16b0147a5fdce58576a451f3ca6a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f38e80a263bb9ba5234389a411d519984e16b0147a5fdce58576a451f3ca6a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f38e80a263bb9ba5234389a411d519984e16b0147a5fdce58576a451f3ca6a2", kill_on_drop: false }` [INFO] [stdout] 0f38e80a263bb9ba5234389a411d519984e16b0147a5fdce58576a451f3ca6a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 611f24aa4906d5715ec59597d22925093a3113a44160193c1f2abe167a9efda3 [INFO] running `Command { std: "docker" "start" "-a" "611f24aa4906d5715ec59597d22925093a3113a44160193c1f2abe167a9efda3", kill_on_drop: false }` [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking rayon-core v1.12.1 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest-hash v0.3.0 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking mrkl v0.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/tree/builder.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use std::iter::IntoIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `IntoIterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DoubleEndedIterator` is imported redundantly [INFO] [stdout] --> src/tree/mod.rs:38:17 [INFO] [stdout] | [INFO] [stdout] 38 | use std::iter::{DoubleEndedIterator, ExactSizeIterator, Iterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `DoubleEndedIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ExactSizeIterator` is imported redundantly [INFO] [stdout] --> src/tree/mod.rs:38:38 [INFO] [stdout] | [INFO] [stdout] 38 | use std::iter::{DoubleEndedIterator, ExactSizeIterator, Iterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ExactSizeIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/tree/mod.rs:38:57 [INFO] [stdout] | [INFO] [stdout] 38 | use std::iter::{DoubleEndedIterator, ExactSizeIterator, Iterator}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/tree/builder.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use std::iter::IntoIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `IntoIterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DoubleEndedIterator` is imported redundantly [INFO] [stdout] --> src/tree/mod.rs:38:17 [INFO] [stdout] | [INFO] [stdout] 38 | use std::iter::{DoubleEndedIterator, ExactSizeIterator, Iterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `DoubleEndedIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ExactSizeIterator` is imported redundantly [INFO] [stdout] --> src/tree/mod.rs:38:38 [INFO] [stdout] | [INFO] [stdout] 38 | use std::iter::{DoubleEndedIterator, ExactSizeIterator, Iterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ExactSizeIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/tree/mod.rs:38:57 [INFO] [stdout] | [INFO] [stdout] 38 | use std::iter::{DoubleEndedIterator, ExactSizeIterator, Iterator}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.56s [INFO] running `Command { std: "docker" "inspect" "611f24aa4906d5715ec59597d22925093a3113a44160193c1f2abe167a9efda3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "611f24aa4906d5715ec59597d22925093a3113a44160193c1f2abe167a9efda3", kill_on_drop: false }` [INFO] [stdout] 611f24aa4906d5715ec59597d22925093a3113a44160193c1f2abe167a9efda3 [INFO] checking mrkl-0.0.4 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate mrkl 0.0.4 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate mrkl 0.0.4 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 mrkl 0.0.4 [INFO] finished tweaking crates.io crate mrkl 0.0.4 [INFO] tweaked toml for crates.io crate mrkl 0.0.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 253234153d41012157a0f7de7831042175d548aa1a49b8974f0d3814876b1539 [INFO] running `Command { std: "docker" "start" "-a" "253234153d41012157a0f7de7831042175d548aa1a49b8974f0d3814876b1539", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "253234153d41012157a0f7de7831042175d548aa1a49b8974f0d3814876b1539", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "253234153d41012157a0f7de7831042175d548aa1a49b8974f0d3814876b1539", kill_on_drop: false }` [INFO] [stdout] 253234153d41012157a0f7de7831042175d548aa1a49b8974f0d3814876b1539 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e88c8832bb01dc94e0b21747c9c1d0411137839b0ef92eddf569cfcd668dcd75 [INFO] running `Command { std: "docker" "start" "-a" "e88c8832bb01dc94e0b21747c9c1d0411137839b0ef92eddf569cfcd668dcd75", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking crossbeam-utils v0.8.19 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Checking block-padding v0.1.5 [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] [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" "e88c8832bb01dc94e0b21747c9c1d0411137839b0ef92eddf569cfcd668dcd75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e88c8832bb01dc94e0b21747c9c1d0411137839b0ef92eddf569cfcd668dcd75", kill_on_drop: false }` [INFO] [stdout] e88c8832bb01dc94e0b21747c9c1d0411137839b0ef92eddf569cfcd668dcd75