[INFO] fetching crate libcodejam 0.2.0... [INFO] testing libcodejam-0.2.0 against 1.60.0 for beta-1.61-1 [INFO] extracting crate libcodejam 0.2.0 into /workspace/builds/worker-106/source [INFO] validating manifest of crates.io crate libcodejam 0.2.0 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-106/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ordered-float v1.1.1 [INFO] [stderr] Downloaded crossbeam-channel v0.2.6 [INFO] [stderr] Downloaded smallvec v0.6.14 [INFO] [stderr] Downloaded arrayvec v0.4.12 [INFO] [stderr] Downloaded rand v0.5.6 [INFO] [stderr] Downloaded crossbeam-utils v0.6.6 [INFO] [stderr] Downloaded nodrop v0.1.14 [INFO] [stderr] Downloaded owning_ref v0.4.1 [INFO] [stderr] Downloaded parking_lot v0.6.4 [INFO] [stderr] Downloaded syn v0.13.11 [INFO] [stderr] Downloaded crossbeam v0.4.1 [INFO] [stderr] Downloaded crossbeam-epoch v0.6.1 [INFO] [stderr] Downloaded lock_api v0.1.5 [INFO] [stderr] Downloaded crossbeam-epoch v0.5.2 [INFO] [stderr] Downloaded crossbeam-deque v0.5.2 [INFO] [stderr] Downloaded derive_more v0.11.0 [INFO] [stderr] Downloaded parking_lot_core v0.3.1 [INFO] [stderr] Downloaded proc-macro2 v0.3.8 [INFO] [stderr] Downloaded quote v0.5.2 [INFO] [stderr] Downloaded crossbeam-utils v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b07211e43ed01d88c7a2fabc698b97ea881115b839734b4fe27a8e012aa4dba9 [INFO] running `Command { std: "docker" "start" "-a" "b07211e43ed01d88c7a2fabc698b97ea881115b839734b4fe27a8e012aa4dba9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b07211e43ed01d88c7a2fabc698b97ea881115b839734b4fe27a8e012aa4dba9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b07211e43ed01d88c7a2fabc698b97ea881115b839734b4fe27a8e012aa4dba9", kill_on_drop: false }` [INFO] [stdout] b07211e43ed01d88c7a2fabc698b97ea881115b839734b4fe27a8e012aa4dba9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b2612c8d93e1989af3e49e74974f6cd087133b62e212b593b0e040d67fc38a8 [INFO] running `Command { std: "docker" "start" "-a" "7b2612c8d93e1989af3e49e74974f6cd087133b62e212b593b0e040d67fc38a8", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.5.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Compiling owning_ref v0.4.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Compiling crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling crossbeam-epoch v0.6.1 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling crossbeam-deque v0.5.2 [INFO] [stderr] Compiling ordered-float v1.1.1 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling crossbeam-channel v0.2.6 [INFO] [stderr] Compiling crossbeam v0.4.1 [INFO] [stderr] Compiling derive_more v0.11.0 [INFO] [stderr] Compiling libcodejam v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `libcodejam` due to 7 previous errors; 10 warnings emitted [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(trusted_len)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(never_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [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] [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/data/group.rs:111:16 [INFO] [stdout] | [INFO] [stdout] 111 | error: Box, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 111 - error: Box, [INFO] [stdout] 111 + error: Box, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/data/group.rs:178:16 [INFO] [stdout] | [INFO] [stdout] 178 | error: Box, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 178 - error: Box, [INFO] [stdout] 178 + error: Box, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/executor.rs:60:32 [INFO] [stdout] | [INFO] [stdout] 60 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 60 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 60 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/executor.rs:101:32 [INFO] [stdout] | [INFO] [stdout] 101 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 101 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 101 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tokens.rs:31:32 [INFO] [stdout] | [INFO] [stdout] 31 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 31 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 31 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tokens.rs:57:32 [INFO] [stdout] | [INFO] [stdout] 57 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 57 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 57 + fn cause(&self) -> Option<&dyn Error> { [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] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/data/global.rs:28:32 [INFO] [stdout] | [INFO] [stdout] 28 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 28 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/data/group.rs:37:32 [INFO] [stdout] | [INFO] [stdout] 37 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 37 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 37 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/data/group.rs:134:32 [INFO] [stdout] | [INFO] [stdout] 134 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 134 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 134 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/data/group.rs:201:32 [INFO] [stdout] | [INFO] [stdout] 201 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 201 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 201 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors; 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0220, E0554, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0220`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7b2612c8d93e1989af3e49e74974f6cd087133b62e212b593b0e040d67fc38a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b2612c8d93e1989af3e49e74974f6cd087133b62e212b593b0e040d67fc38a8", kill_on_drop: false }` [INFO] [stdout] 7b2612c8d93e1989af3e49e74974f6cd087133b62e212b593b0e040d67fc38a8