[INFO] fetching crate consistent-rs 0.1.1... [INFO] checking consistent-rs-0.1.1 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] extracting crate consistent-rs 0.1.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate consistent-rs 0.1.1 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate consistent-rs 0.1.1 [INFO] finished tweaking crates.io crate consistent-rs 0.1.1 [INFO] tweaked toml for crates.io crate consistent-rs 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 3 packages [INFO] [stderr] Adding crc v1.8.1 (latest: v3.0.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded build_const v0.2.2 [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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 75b655aa7aaa321dbf60944077dab6617e2c7e99343bfb0473bfe2f1314456a5 [INFO] running `Command { std: "docker" "start" "-a" "75b655aa7aaa321dbf60944077dab6617e2c7e99343bfb0473bfe2f1314456a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "75b655aa7aaa321dbf60944077dab6617e2c7e99343bfb0473bfe2f1314456a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75b655aa7aaa321dbf60944077dab6617e2c7e99343bfb0473bfe2f1314456a5", kill_on_drop: false }` [INFO] [stdout] 75b655aa7aaa321dbf60944077dab6617e2c7e99343bfb0473bfe2f1314456a5 [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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5960e06e03b510c3f5c85a3dbce97efdc8e9adaaae8213442d63760870fc369f [INFO] running `Command { std: "docker" "start" "-a" "5960e06e03b510c3f5c85a3dbce97efdc8e9adaaae8213442d63760870fc369f", kill_on_drop: false }` [INFO] [stderr] Compiling build_const v0.2.2 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking consistent-rs v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/consistant.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/consistant.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/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 `Default` is imported redundantly [INFO] [stdout] --> src/consistant.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/consistant.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/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] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/consistant.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let _ = self.lock.read().expect("rLock"); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(let_underscore_lock)]` on by default [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 45 | let _unused = self.lock.read().expect("rLock"); [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 45 | drop(self.lock.read().expect("rLock")); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/consistant.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | let _ = self.lock.write().expect("wLock"); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 51 | let _unused = self.lock.write().expect("wLock"); [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 51 | drop(self.lock.write().expect("wLock")); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/consistant.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | let _ = self.lock.read().expect("rLock"); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 69 | let _unused = self.lock.read().expect("rLock"); [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 69 | drop(self.lock.read().expect("rLock")); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/consistant.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let _ = self.lock.read().expect("rLock"); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 80 | let _unused = self.lock.read().expect("rLock"); [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 80 | drop(self.lock.read().expect("rLock")); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/consistant.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 111 | let _ = self.lock.write().expect("wLock"); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 111 | let _unused = self.lock.write().expect("wLock"); [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 111 | drop(self.lock.write().expect("wLock")); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `consistent-rs` (lib test) due to 6 previous errors; 2 warnings emitted [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/consistant.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let _ = self.lock.read().expect("rLock"); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(let_underscore_lock)]` on by default [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 45 | let _unused = self.lock.read().expect("rLock"); [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 45 | drop(self.lock.read().expect("rLock")); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/consistant.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | let _ = self.lock.write().expect("wLock"); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 51 | let _unused = self.lock.write().expect("wLock"); [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 51 | drop(self.lock.write().expect("wLock")); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/consistant.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | let _ = self.lock.read().expect("rLock"); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 69 | let _unused = self.lock.read().expect("rLock"); [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 69 | drop(self.lock.read().expect("rLock")); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/consistant.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let _ = self.lock.read().expect("rLock"); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 80 | let _unused = self.lock.read().expect("rLock"); [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 80 | drop(self.lock.read().expect("rLock")); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/consistant.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 111 | let _ = self.lock.write().expect("wLock"); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 111 | let _unused = self.lock.write().expect("wLock"); [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 111 | drop(self.lock.write().expect("wLock")); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `consistent-rs` (lib) due to 6 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "5960e06e03b510c3f5c85a3dbce97efdc8e9adaaae8213442d63760870fc369f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5960e06e03b510c3f5c85a3dbce97efdc8e9adaaae8213442d63760870fc369f", kill_on_drop: false }` [INFO] [stdout] 5960e06e03b510c3f5c85a3dbce97efdc8e9adaaae8213442d63760870fc369f [INFO] checking consistent-rs-0.1.1 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] extracting crate consistent-rs 0.1.1 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate consistent-rs 0.1.1 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate consistent-rs 0.1.1 [INFO] finished tweaking crates.io crate consistent-rs 0.1.1 [INFO] tweaked toml for crates.io crate consistent-rs 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aa4639725cea9083c4c850e806f88b1c0336d8cd4ab259b0b5d0ff84924d4a72 [INFO] running `Command { std: "docker" "start" "-a" "aa4639725cea9083c4c850e806f88b1c0336d8cd4ab259b0b5d0ff84924d4a72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aa4639725cea9083c4c850e806f88b1c0336d8cd4ab259b0b5d0ff84924d4a72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa4639725cea9083c4c850e806f88b1c0336d8cd4ab259b0b5d0ff84924d4a72", kill_on_drop: false }` [INFO] [stdout] aa4639725cea9083c4c850e806f88b1c0336d8cd4ab259b0b5d0ff84924d4a72 [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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2f9adfb7086b89c8ed8de8198a06950f400889d92313e46a1b7652859038df11 [INFO] running `Command { std: "docker" "start" "-a" "2f9adfb7086b89c8ed8de8198a06950f400889d92313e46a1b7652859038df11", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] no edition found in manifest, probably 2015, skipping [INFO] running `Command { std: "docker" "inspect" "2f9adfb7086b89c8ed8de8198a06950f400889d92313e46a1b7652859038df11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f9adfb7086b89c8ed8de8198a06950f400889d92313e46a1b7652859038df11", kill_on_drop: false }` [INFO] [stdout] 2f9adfb7086b89c8ed8de8198a06950f400889d92313e46a1b7652859038df11