[INFO] fetching crate libcodejam 0.2.0... [INFO] checking libcodejam-0.2.0 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] extracting crate libcodejam 0.2.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate libcodejam 0.2.0 on toolchain 506512391b1a75ae450d36c9420978402a91abcc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate libcodejam 0.2.0 [INFO] finished tweaking crates.io crate libcodejam 0.2.0 [INFO] tweaked toml for crates.io crate libcodejam 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 42 packages to latest compatible versions [INFO] [stderr] Adding arrayvec v0.4.12 (latest: v0.7.4) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding crossbeam v0.4.1 (latest: v0.8.4) [INFO] [stderr] Adding crossbeam-channel v0.2.6 (latest: v0.5.13) [INFO] [stderr] Adding crossbeam-deque v0.5.2 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.5.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-epoch v0.6.1 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-utils v0.5.0 (latest: v0.8.20) [INFO] [stderr] Adding crossbeam-utils v0.6.6 (latest: v0.8.20) [INFO] [stderr] Adding derive_more v0.11.0 (latest: v0.99.17) [INFO] [stderr] Adding lock_api v0.1.5 (latest: v0.4.12) [INFO] [stderr] Adding memoffset v0.2.1 (latest: v0.9.1) [INFO] [stderr] Adding ordered-float v1.1.1 (latest: v4.2.0) [INFO] [stderr] Adding parking_lot v0.6.4 (latest: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.3.1 (latest: v0.9.10) [INFO] [stderr] Adding proc-macro2 v0.3.8 (latest: v1.0.84) [INFO] [stderr] Adding quote v0.5.2 (latest: v1.0.36) [INFO] [stderr] Adding rand v0.5.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding scopeguard v0.3.3 (latest: v1.2.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding syn v0.13.11 (latest: v2.0.66) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syn v0.13.11 [INFO] [stderr] Downloaded proc-macro2 v0.3.8 [INFO] [stderr] Downloaded quote v0.5.2 [INFO] [stderr] Downloaded derive_more v0.11.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4df477d60c0415ceb6af20414d7cb3c53cbcdba835aca5fddca1b99c30067ece [INFO] running `Command { std: "docker" "start" "-a" "4df477d60c0415ceb6af20414d7cb3c53cbcdba835aca5fddca1b99c30067ece", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4df477d60c0415ceb6af20414d7cb3c53cbcdba835aca5fddca1b99c30067ece", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4df477d60c0415ceb6af20414d7cb3c53cbcdba835aca5fddca1b99c30067ece", kill_on_drop: false }` [INFO] [stdout] 4df477d60c0415ceb6af20414d7cb3c53cbcdba835aca5fddca1b99c30067ece [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0e2f2dd332b494b74720ae61a9bf723a2020a54711731249704cd266d6fcee4d [INFO] running `Command { std: "docker" "start" "-a" "0e2f2dd332b494b74720ae61a9bf723a2020a54711731249704cd266d6fcee4d", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.5.2 [INFO] [stderr] Checking ordered-float v1.1.1 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking crossbeam-channel v0.2.6 [INFO] [stderr] Checking crossbeam v0.4.1 [INFO] [stderr] Compiling derive_more v0.11.0 [INFO] [stderr] Checking libcodejam v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> src/tokens.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::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] = note: this compiler was built on 2024-05-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> src/tokens.rs:116:12 [INFO] [stdout] | [INFO] [stdout] 116 | 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] = note: this compiler was built on 2024-05-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> src/tokens.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::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] = note: this compiler was built on 2024-05-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> src/tokens.rs:116:12 [INFO] [stdout] | [INFO] [stdout] 116 | 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] = note: this compiler was built on 2024-05-21; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `try_trait` [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `try_trait` [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0220]: associated type `Ok` not found for `Try` [INFO] [stdout] --> src/tokens.rs:116:16 [INFO] [stdout] | [INFO] [stdout] 116 | 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/tokens.rs:116:16 [INFO] [stdout] | [INFO] [stdout] 116 | R: Try, [INFO] [stdout] | ^^ associated type `Ok` not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `(): std::error::Error` is not satisfied [INFO] [stdout] --> src/data/group.rs:142:33 [INFO] [stdout] | [INFO] [stdout] 142 | TupleGroupError::new(0, err) [INFO] [stdout] | -------------------- ^^^ the trait `std::error::Error` is not implemented for `()` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `TupleGroupError::new` [INFO] [stdout] --> src/data/group.rs:115:19 [INFO] [stdout] | [INFO] [stdout] 115 | pub fn new(index: usize, error: E) -> Self { [INFO] [stdout] | ^^^^^ required by this bound in `TupleGroupError::new` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `(): std::error::Error` is not satisfied [INFO] [stdout] --> src/data/group.rs:142:33 [INFO] [stdout] | [INFO] [stdout] 142 | TupleGroupError::new(0, err) [INFO] [stdout] | -------------------- ^^^ the trait `std::error::Error` is not implemented for `()` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `TupleGroupError::new` [INFO] [stdout] --> src/data/group.rs:115:19 [INFO] [stdout] | [INFO] [stdout] 115 | pub fn new(index: usize, error: E) -> Self { [INFO] [stdout] | ^^^^^ required by this bound in `TupleGroupError::new` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/tokens.rs:119:21 [INFO] [stdout] | [INFO] [stdout] 113 | fn try_fold(&mut self, mut accum: B, mut fold: F) -> R [INFO] [stdout] | - expected this type parameter [INFO] [stdout] ... [INFO] [stdout] 119 | accum = fold(accum, self.tokens.next())? [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected type parameter `B`, found associated type [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `::Output` to `B` [INFO] [stdout] = note: expected type parameter `B` [INFO] [stdout] found associated type `::Output` [INFO] [stdout] help: consider further restricting this bound [INFO] [stdout] | [INFO] [stdout] 116 | R: Try, [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/tokens.rs:119:21 [INFO] [stdout] | [INFO] [stdout] 113 | fn try_fold(&mut self, mut accum: B, mut fold: F) -> R [INFO] [stdout] | - expected this type parameter [INFO] [stdout] ... [INFO] [stdout] 119 | accum = fold(accum, self.tokens.next())? [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected type parameter `B`, found associated type [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `::Output` to `B` [INFO] [stdout] = note: expected type parameter `B` [INFO] [stdout] found associated type `::Output` [INFO] [stdout] help: consider further restricting this bound [INFO] [stdout] | [INFO] [stdout] 116 | R: Try, [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0220, E0277, E0308, E0635, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0220`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0220, E0277, E0308, E0635, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0220`. [INFO] [stdout] [INFO] [stderr] error: could not compile `libcodejam` (lib test) due to 7 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `libcodejam` (lib) due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "0e2f2dd332b494b74720ae61a9bf723a2020a54711731249704cd266d6fcee4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e2f2dd332b494b74720ae61a9bf723a2020a54711731249704cd266d6fcee4d", kill_on_drop: false }` [INFO] [stdout] 0e2f2dd332b494b74720ae61a9bf723a2020a54711731249704cd266d6fcee4d