[INFO] cloning repository https://github.com/joonazan/always-maximal [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joonazan/always-maximal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonazan%2Falways-maximal", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonazan%2Falways-maximal'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] df2cbb6f1b32ac9553c6132935bcdf977015e287 [INFO] checking joonazan/always-maximal against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonazan%2Falways-maximal" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/joonazan/always-maximal on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/joonazan/always-maximal [INFO] finished tweaking git repo https://github.com/joonazan/always-maximal [INFO] tweaked toml for git repo https://github.com/joonazan/always-maximal written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/joonazan/always-maximal already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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 syn v1.0.73 [INFO] [stderr] Downloaded getrandom v0.2.3 [INFO] [stderr] Downloaded itertools v0.10.1 [INFO] [stderr] Downloaded aho-corasick v0.7.18 [INFO] [stderr] Downloaded winapi-util v0.1.5 [INFO] [stderr] Downloaded memoffset v0.6.4 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.5 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.74 [INFO] [stderr] Downloaded crossbeam-channel v0.5.1 [INFO] [stderr] Downloaded plotters-backend v0.3.2 [INFO] [stderr] Downloaded crossbeam-deque v0.8.0 [INFO] [stderr] Downloaded bumpalo v3.7.0 [INFO] [stderr] Downloaded csv-core v0.1.10 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.74 [INFO] [stderr] Downloaded regex-automata v0.1.10 [INFO] [stderr] Downloaded itertools v0.9.0 [INFO] [stderr] Downloaded clap v2.33.3 [INFO] [stderr] Downloaded atty v0.2.14 [INFO] [stderr] Downloaded unicode-width v0.1.8 [INFO] [stderr] Downloaded csv v1.1.6 [INFO] [stderr] Downloaded semver v1.0.3 [INFO] [stderr] Downloaded winapi v0.3.9 [INFO] [stderr] Downloaded rustc_version v0.4.0 [INFO] [stderr] Downloaded cast v0.2.7 [INFO] [stderr] Downloaded criterion-plot v0.4.3 [INFO] [stderr] Downloaded winapi-x86_64-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded oorandom v11.1.3 [INFO] [stderr] Downloaded unicode-xid v0.2.2 [INFO] [stderr] Downloaded js-sys v0.3.51 [INFO] [stderr] Downloaded web-sys v0.3.51 [INFO] [stderr] Downloaded regex-syntax v0.6.25 [INFO] [stderr] Downloaded wasi v0.10.2+wasi-snapshot-preview1 [INFO] [stderr] Downloaded rayon-core v1.9.1 [INFO] [stderr] Downloaded crossbeam-utils v0.8.5 [INFO] [stderr] Downloaded scopeguard v1.1.0 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.74 [INFO] [stderr] Downloaded wasm-bindgen v0.2.74 [INFO] [stderr] Downloaded num_cpus v1.13.0 [INFO] [stderr] Downloaded tinytemplate v1.2.1 [INFO] [stderr] Downloaded hermit-abi v0.1.19 [INFO] [stderr] Downloaded bitflags v1.2.1 [INFO] [stderr] Downloaded rayon v1.5.1 [INFO] [stderr] Downloaded half v1.7.1 [INFO] [stderr] Downloaded criterion v0.3.4 [INFO] [stderr] Downloaded serde_cbor v0.11.1 [INFO] [stderr] Downloaded serde_derive v1.0.126 [INFO] [stderr] Downloaded serde v1.0.126 [INFO] [stderr] Downloaded env_logger v0.8.4 [INFO] [stderr] Downloaded either v1.6.1 [INFO] [stderr] Downloaded plotters v0.3.1 [INFO] [stderr] Downloaded regex v1.5.4 [INFO] [stderr] Downloaded quickcheck v1.0.3 [INFO] [stderr] Downloaded memchr v2.4.0 [INFO] [stderr] Downloaded libc v0.2.98 [INFO] [stderr] Downloaded rand_core v0.6.3 [INFO] [stderr] Downloaded rand v0.8.4 [INFO] [stderr] Downloaded bstr v0.2.16 [INFO] [stderr] Downloaded num-traits v0.2.14 [INFO] [stderr] Downloaded plotters-svg v0.3.1 [INFO] [stderr] Downloaded walkdir v2.3.2 [INFO] [stderr] Downloaded proc-macro2 v1.0.27 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.74 [INFO] [stderr] Downloaded same-file v1.0.6 [INFO] [stderr] Downloaded winapi-i686-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded textwrap v0.11.0 [INFO] [stderr] Downloaded quickcheck_macros v1.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d6dfe083af9c57ac74c6767a41018c7a9f92e8413eb23a84fd67f85bde5ff61 [INFO] running `Command { std: "docker" "start" "-a" "5d6dfe083af9c57ac74c6767a41018c7a9f92e8413eb23a84fd67f85bde5ff61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d6dfe083af9c57ac74c6767a41018c7a9f92e8413eb23a84fd67f85bde5ff61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d6dfe083af9c57ac74c6767a41018c7a9f92e8413eb23a84fd67f85bde5ff61", kill_on_drop: false }` [INFO] [stdout] 5d6dfe083af9c57ac74c6767a41018c7a9f92e8413eb23a84fd67f85bde5ff61 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ed44c348d1e11a88dd374358d62cd6e1c5de73e91d76e0171a282db0ff42a3b4 [INFO] running `Command { std: "docker" "start" "-a" "ed44c348d1e11a88dd374358d62cd6e1c5de73e91d76e0171a282db0ff42a3b4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling semver v1.0.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.5 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Checking rayon-core v1.9.1 [INFO] [stderr] Checking maximizer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `const_evaluatable_checked` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_evaluatable_checked)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #76560 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #44580 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> src/line_superiority.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling quickcheck_macros v1.0.0 [INFO] [stderr] Checking criterion v0.3.4 [INFO] [stdout] warning: the feature `const_evaluatable_checked` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_evaluatable_checked)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #76560 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #44580 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> src/line_superiority.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 27.10s [INFO] running `Command { std: "docker" "inspect" "ed44c348d1e11a88dd374358d62cd6e1c5de73e91d76e0171a282db0ff42a3b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed44c348d1e11a88dd374358d62cd6e1c5de73e91d76e0171a282db0ff42a3b4", kill_on_drop: false }` [INFO] [stdout] ed44c348d1e11a88dd374358d62cd6e1c5de73e91d76e0171a282db0ff42a3b4