[INFO] fetching crate pinned_sync 0.0.1... [INFO] checking pinned_sync-0.0.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate pinned_sync 0.0.1 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate pinned_sync 0.0.1 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 pinned_sync 0.0.1 [INFO] finished tweaking crates.io crate pinned_sync 0.0.1 [INFO] tweaked toml for crates.io crate pinned_sync 0.0.1 written to /workspace/builds/worker-7-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 9 packages [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4ad560bfa6317032376137f44ef9a0d8c60f69e42856aeee064230c4cd5af3ca [INFO] running `Command { std: "docker" "start" "-a" "4ad560bfa6317032376137f44ef9a0d8c60f69e42856aeee064230c4cd5af3ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4ad560bfa6317032376137f44ef9a0d8c60f69e42856aeee064230c4cd5af3ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ad560bfa6317032376137f44ef9a0d8c60f69e42856aeee064230c4cd5af3ca", kill_on_drop: false }` [INFO] [stdout] 4ad560bfa6317032376137f44ef9a0d8c60f69e42856aeee064230c4cd5af3ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b4b279a3ebc943af1b09f9039c18b3bd3b7033b848067b49e85c1490f3b44362 [INFO] running `Command { std: "docker" "start" "-a" "b4b279a3ebc943af1b09f9039c18b3bd3b7033b848067b49e85c1490f3b44362", kill_on_drop: false }` [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking pinned_sync v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> tests/rwlock.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::{self, Rng}; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "b4b279a3ebc943af1b09f9039c18b3bd3b7033b848067b49e85c1490f3b44362", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4b279a3ebc943af1b09f9039c18b3bd3b7033b848067b49e85c1490f3b44362", kill_on_drop: false }` [INFO] [stdout] b4b279a3ebc943af1b09f9039c18b3bd3b7033b848067b49e85c1490f3b44362 [INFO] checking pinned_sync-0.0.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate pinned_sync 0.0.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate pinned_sync 0.0.1 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 pinned_sync 0.0.1 [INFO] finished tweaking crates.io crate pinned_sync 0.0.1 [INFO] tweaked toml for crates.io crate pinned_sync 0.0.1 written to /workspace/builds/worker-7-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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a09d8ffc53f57af422392d7956731ac36b91f23f48bcfe26faadc4ddcdb8ffa0 [INFO] running `Command { std: "docker" "start" "-a" "a09d8ffc53f57af422392d7956731ac36b91f23f48bcfe26faadc4ddcdb8ffa0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a09d8ffc53f57af422392d7956731ac36b91f23f48bcfe26faadc4ddcdb8ffa0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a09d8ffc53f57af422392d7956731ac36b91f23f48bcfe26faadc4ddcdb8ffa0", kill_on_drop: false }` [INFO] [stdout] a09d8ffc53f57af422392d7956731ac36b91f23f48bcfe26faadc4ddcdb8ffa0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a6f6d5616b9a2d193dc6c5ea499214177f253eeccb14a845d8267768ff5aae74 [INFO] running `Command { std: "docker" "start" "-a" "a6f6d5616b9a2d193dc6c5ea499214177f253eeccb14a845d8267768ff5aae74", kill_on_drop: false }` [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking pinned_sync v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> tests/rwlock.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::{self, Rng}; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> tests/rwlock.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | panic!(); [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `Result<_, Box>` [INFO] [stdout] --> tests/mutex.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | let _ = thread::spawn(move || { [INFO] [stdout] | _________^___- [INFO] [stdout] 100 | | let _lock = m2.as_ref().lock().unwrap(); [INFO] [stdout] 101 | | panic!("test panic in inner thread to poison mutex"); [INFO] [stdout] 102 | | }) [INFO] [stdout] | |______- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving this pattern a type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 99 | let _: Result<_, Box> = thread::spawn(move || { [INFO] [stdout] | ++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `Result<_, Box>` [INFO] [stdout] --> tests/rwlock.rs:141:9 [INFO] [stdout] | [INFO] [stdout] 141 | let _ = thread::spawn(move || { [INFO] [stdout] | _________^___- [INFO] [stdout] 142 | | struct Unwinder { [INFO] [stdout] 143 | | i: Pin>>, [INFO] [stdout] 144 | | } [INFO] [stdout] ... | [INFO] [stdout] 152 | | panic!(); [INFO] [stdout] 153 | | }) [INFO] [stdout] | |______- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving this pattern a type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 141 | let _: Result<_, Box> = thread::spawn(move || { [INFO] [stdout] | ++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `Result<_, Box>` [INFO] [stdout] --> tests/mutex.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | let _ = thread::spawn(move || { [INFO] [stdout] | _________^___- [INFO] [stdout] 127 | | let _lock = m2.as_ref().lock().unwrap(); [INFO] [stdout] 128 | | panic!("test panic in inner thread to poison mutex"); [INFO] [stdout] 129 | | }) [INFO] [stdout] | |______- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving this pattern a type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 126 | let _: Result<_, Box> = thread::spawn(move || { [INFO] [stdout] | ++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `Result<_, Box>` [INFO] [stdout] --> tests/rwlock.rs:221:9 [INFO] [stdout] | [INFO] [stdout] 221 | let _ = thread::spawn(move || { [INFO] [stdout] | _________^___- [INFO] [stdout] 222 | | let _lock = m2.as_ref().write().unwrap(); [INFO] [stdout] 223 | | panic!("test panic in inner thread to poison RwLock"); [INFO] [stdout] 224 | | }) [INFO] [stdout] | |______- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving this pattern a type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 221 | let _: Result<_, Box> = thread::spawn(move || { [INFO] [stdout] | ++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `JoinHandle` [INFO] [stdout] --> tests/mutex.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 177 | let _t = thread::spawn(move || { [INFO] [stdout] | _________^^___- [INFO] [stdout] 178 | | rx.recv().unwrap(); [INFO] [stdout] 179 | | let lock = packet2.mutex(); [INFO] [stdout] 180 | | let cvar = packet2.condvar(); [INFO] [stdout] ... | [INFO] [stdout] 184 | | panic!(); [INFO] [stdout] 185 | | }); [INFO] [stdout] | |______- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving `_t` an explicit type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 177 | let _t: JoinHandle = thread::spawn(move || { [INFO] [stdout] | +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `Result<_, Box>` [INFO] [stdout] --> tests/rwlock.rs:253:9 [INFO] [stdout] | [INFO] [stdout] 253 | let _ = thread::spawn(move || { [INFO] [stdout] | _________^___- [INFO] [stdout] 254 | | let _lock = m2.as_ref().write().unwrap(); [INFO] [stdout] 255 | | panic!("test panic in inner thread to poison RwLock"); [INFO] [stdout] 256 | | }) [INFO] [stdout] | |______- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving this pattern a type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 253 | let _: Result<_, Box> = thread::spawn(move || { [INFO] [stdout] | ++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `Result<_, Box>` [INFO] [stdout] --> tests/mutex.rs:236:9 [INFO] [stdout] | [INFO] [stdout] 236 | let _ = thread::spawn(move || { [INFO] [stdout] | _________^___- [INFO] [stdout] 237 | | struct Unwinder { [INFO] [stdout] 238 | | i: Pin>>, [INFO] [stdout] 239 | | } [INFO] [stdout] ... | [INFO] [stdout] 246 | | panic!(); [INFO] [stdout] 247 | | }) [INFO] [stdout] | |______- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving this pattern a type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 236 | let _: Result<_, Box> = thread::spawn(move || { [INFO] [stdout] | ++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0283. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `pinned_sync` (test "rwlock") due to 5 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `pinned_sync` (test "mutex") due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "a6f6d5616b9a2d193dc6c5ea499214177f253eeccb14a845d8267768ff5aae74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6f6d5616b9a2d193dc6c5ea499214177f253eeccb14a845d8267768ff5aae74", kill_on_drop: false }` [INFO] [stdout] a6f6d5616b9a2d193dc6c5ea499214177f253eeccb14a845d8267768ff5aae74