[INFO] fetching crate ieee754 0.3.0-alpha.2... [INFO] checking ieee754-0.3.0-alpha.2 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056 [INFO] extracting crate ieee754 0.3.0-alpha.2 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate ieee754 0.3.0-alpha.2 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ieee754 0.3.0-alpha.2 [INFO] finished tweaking crates.io crate ieee754 0.3.0-alpha.2 [INFO] tweaked toml for crates.io crate ieee754 0.3.0-alpha.2 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate ieee754 0.3.0-alpha.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3897d77e985c5682a6ccc5a0c0ff0d6de03bca2677018a8e16c712b9b45b1454 [INFO] running `Command { std: "docker" "start" "-a" "3897d77e985c5682a6ccc5a0c0ff0d6de03bca2677018a8e16c712b9b45b1454", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3897d77e985c5682a6ccc5a0c0ff0d6de03bca2677018a8e16c712b9b45b1454", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3897d77e985c5682a6ccc5a0c0ff0d6de03bca2677018a8e16c712b9b45b1454", kill_on_drop: false }` [INFO] [stdout] 3897d77e985c5682a6ccc5a0c0ff0d6de03bca2677018a8e16c712b9b45b1454 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a9a6a2e0984e496dfa138cc9b03fbec9e5d41dbca011f5e626ac52d8f56de9c [INFO] running `Command { std: "docker" "start" "-a" "7a9a6a2e0984e496dfa138cc9b03fbec9e5d41dbca011f5e626ac52d8f56de9c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling const_fn v0.4.4 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling serde_json v1.0.60 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling ieee754 v0.3.0-alpha.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> src/iter/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use core::ops::Try; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #84277 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> src/iter/mod.rs:56:21 [INFO] [stdout] | [INFO] [stdout] 56 | fn result_to_try(r: Result) -> R { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #84277 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> src/iter/mod.rs:106:14 [INFO] [stdout] | [INFO] [stdout] 106 | R: Try { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #84277 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> src/iter/mod.rs:264:14 [INFO] [stdout] | [INFO] [stdout] 264 | R: Try { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #84277 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> src/iter/mod.rs:282:14 [INFO] [stdout] | [INFO] [stdout] 282 | R: Try { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #84277 for more information [INFO] [stdout] = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0220]: associated type `Ok` not found for `R` [INFO] [stdout] --> src/iter/mod.rs:56:39 [INFO] [stdout] | [INFO] [stdout] 56 | fn result_to_try(r: Result) -> R { [INFO] [stdout] | ^^ associated type `Ok` not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0220]: associated type `Error` not found for `R` [INFO] [stdout] --> src/iter/mod.rs:56:46 [INFO] [stdout] | [INFO] [stdout] 56 | fn result_to_try(r: Result) -> R { [INFO] [stdout] | ^^^^^ associated type `Error` not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0220]: associated type `Ok` not found for `Try` [INFO] [stdout] --> src/iter/mod.rs:106:18 [INFO] [stdout] | [INFO] [stdout] 106 | R: Try { [INFO] [stdout] | ^^ associated type `Ok` not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0220]: associated type `Ok` not found for `Try` [INFO] [stdout] --> src/iter/mod.rs:264:18 [INFO] [stdout] | [INFO] [stdout] 264 | R: Try { [INFO] [stdout] | ^^ associated type `Ok` not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0220]: associated type `Ok` not found for `Try` [INFO] [stdout] --> src/iter/mod.rs:282:18 [INFO] [stdout] | [INFO] [stdout] 282 | R: Try { [INFO] [stdout] | ^^ associated type `Ok` not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 10 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0220, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0220`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ieee754` due to 11 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "7a9a6a2e0984e496dfa138cc9b03fbec9e5d41dbca011f5e626ac52d8f56de9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a9a6a2e0984e496dfa138cc9b03fbec9e5d41dbca011f5e626ac52d8f56de9c", kill_on_drop: false }` [INFO] [stdout] 7a9a6a2e0984e496dfa138cc9b03fbec9e5d41dbca011f5e626ac52d8f56de9c