[INFO] cloning repository https://github.com/AlmightyFloppyFish/leaf [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlmightyFloppyFish/leaf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlmightyFloppyFish%2Fleaf", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlmightyFloppyFish%2Fleaf'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 10afeedfb804851da0264a294c268a6a47122b5c [INFO] checking AlmightyFloppyFish/leaf against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlmightyFloppyFish%2Fleaf" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AlmightyFloppyFish/leaf on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AlmightyFloppyFish/leaf [INFO] finished tweaking git repo https://github.com/AlmightyFloppyFish/leaf [INFO] tweaked toml for git repo https://github.com/AlmightyFloppyFish/leaf written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/AlmightyFloppyFish/leaf already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded delegate v0.4.2 [INFO] [stderr] Downloaded owned_chars v0.3.1 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e6cc09d898afb1e30b5d14b78c4c10b9a4bfeee1bd22f9ec0ba3ceefc1e670e4 [INFO] running `Command { std: "docker" "start" "-a" "e6cc09d898afb1e30b5d14b78c4c10b9a4bfeee1bd22f9ec0ba3ceefc1e670e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e6cc09d898afb1e30b5d14b78c4c10b9a4bfeee1bd22f9ec0ba3ceefc1e670e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6cc09d898afb1e30b5d14b78c4c10b9a4bfeee1bd22f9ec0ba3ceefc1e670e4", kill_on_drop: false }` [INFO] [stdout] e6cc09d898afb1e30b5d14b78c4c10b9a4bfeee1bd22f9ec0ba3ceefc1e670e4 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3198f4d3f76ac1a02329a499f90ea3a2cf4d9f701074a62102c9826d8077cbb7 [INFO] running `Command { std: "docker" "start" "-a" "3198f4d3f76ac1a02329a499f90ea3a2cf4d9f701074a62102c9826d8077cbb7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking lumina-env v0.1.0 (/opt/rustwide/workdir/lumina-env) [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling beef v0.4.4 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Checking lumina-patterns v0.1.0 (/opt/rustwide/workdir/lumina-patterns) [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking lumina-util v0.1.0 (/opt/rustwide/workdir/lumina-util) [INFO] [stderr] Checking lumina-typesystem v0.1.0 (/opt/rustwide/workdir/lumina-typesystem) [INFO] [stdout] warning: unused import: `lumina_util::debug` [INFO] [stdout] --> lumina-typesystem/src/genbuffer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use lumina_util::debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lumina_util::debug` [INFO] [stdout] --> lumina-typesystem/src/genbuffer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use lumina_util::debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> lumina-typesystem/src/lib.rs:209:36 [INFO] [stdout] | [INFO] [stdout] 209 | IType::Infer => panic!(INFERENCE_ERROR), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 209 | IType::Infer => panic!("{}", INFERENCE_ERROR), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 209 | IType::Infer => std::panic::panic_any(INFERENCE_ERROR), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> lumina-typesystem/src/lib.rs:209:36 [INFO] [stdout] | [INFO] [stdout] 209 | IType::Infer => panic!(INFERENCE_ERROR), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 209 | IType::Infer => panic!("{}", INFERENCE_ERROR), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 209 | IType::Infer => std::panic::panic_any(INFERENCE_ERROR), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling delegate v0.4.2 [INFO] [stderr] Compiling logos-derive v0.11.5 [INFO] [stderr] Checking owned_chars v0.3.1 [INFO] [stderr] Checking logos v0.11.4 [INFO] [stderr] Checking lumina-tokenizer v0.1.0 (/opt/rustwide/workdir/lumina-tokenizer) [INFO] [stderr] Checking lumina-parser v0.1.0 (/opt/rustwide/workdir/lumina-parser) [INFO] [stdout] error[E0635]: unknown feature `option_expect_none` [INFO] [stdout] --> lumina-parser/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(option_expect_none)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `lumina-parser` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0635]: unknown feature `option_expect_none` [INFO] [stdout] --> lumina-parser/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(option_expect_none)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "3198f4d3f76ac1a02329a499f90ea3a2cf4d9f701074a62102c9826d8077cbb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3198f4d3f76ac1a02329a499f90ea3a2cf4d9f701074a62102c9826d8077cbb7", kill_on_drop: false }` [INFO] [stdout] 3198f4d3f76ac1a02329a499f90ea3a2cf4d9f701074a62102c9826d8077cbb7