[INFO] cloning repository https://github.com/green-spaces/wordle-solver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/green-spaces/wordle-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreen-spaces%2Fwordle-solver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreen-spaces%2Fwordle-solver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cfd075ef2abe2ea62d0912693249cd3400f236c1 [INFO] checking green-spaces/wordle-solver against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreen-spaces%2Fwordle-solver" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/green-spaces/wordle-solver on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/green-spaces/wordle-solver [INFO] finished tweaking git repo https://github.com/green-spaces/wordle-solver [INFO] tweaked toml for git repo https://github.com/green-spaces/wordle-solver written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/green-spaces/wordle-solver already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-epoch v0.9.7 [INFO] [stderr] Downloaded semver v1.0.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e4247ffb18e530f031cf35bf1b89bf69d5206c7bc5608fa02a92885ba5c137ff [INFO] running `Command { std: "docker" "start" "-a" "e4247ffb18e530f031cf35bf1b89bf69d5206c7bc5608fa02a92885ba5c137ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4247ffb18e530f031cf35bf1b89bf69d5206c7bc5608fa02a92885ba5c137ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4247ffb18e530f031cf35bf1b89bf69d5206c7bc5608fa02a92885ba5c137ff", kill_on_drop: false }` [INFO] [stdout] e4247ffb18e530f031cf35bf1b89bf69d5206c7bc5608fa02a92885ba5c137ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a1ec97451c139a0787c4c90c1d179f401cbd59534b8940f603902d830ab82426 [INFO] running `Command { std: "docker" "start" "-a" "a1ec97451c139a0787c4c90c1d179f401cbd59534b8940f603902d830ab82426", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.117 [INFO] [stderr] Compiling crossbeam-utils v0.8.7 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.7 [INFO] [stderr] Compiling semver v1.0.5 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling serde_json v1.0.78 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking crossbeam-channel v0.5.2 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking getrandom v0.2.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking wordle-solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.5 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.54s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "a1ec97451c139a0787c4c90c1d179f401cbd59534b8940f603902d830ab82426", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1ec97451c139a0787c4c90c1d179f401cbd59534b8940f603902d830ab82426", kill_on_drop: false }` [INFO] [stdout] a1ec97451c139a0787c4c90c1d179f401cbd59534b8940f603902d830ab82426 [INFO] checking green-spaces/wordle-solver against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreen-spaces%2Fwordle-solver" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/green-spaces/wordle-solver on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/green-spaces/wordle-solver [INFO] finished tweaking git repo https://github.com/green-spaces/wordle-solver [INFO] tweaked toml for git repo https://github.com/green-spaces/wordle-solver written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/green-spaces/wordle-solver already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b699f02a9b429186e0c2d1a687213e93ac2ff443e88ab0c351c7f76eb26a679b [INFO] running `Command { std: "docker" "start" "-a" "b699f02a9b429186e0c2d1a687213e93ac2ff443e88ab0c351c7f76eb26a679b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b699f02a9b429186e0c2d1a687213e93ac2ff443e88ab0c351c7f76eb26a679b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b699f02a9b429186e0c2d1a687213e93ac2ff443e88ab0c351c7f76eb26a679b", kill_on_drop: false }` [INFO] [stdout] b699f02a9b429186e0c2d1a687213e93ac2ff443e88ab0c351c7f76eb26a679b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3454e39335240013c76e1acf87e5629660762d94b5ca62b5d8dd3a76e3cbe6a [INFO] running `Command { std: "docker" "start" "-a" "f3454e39335240013c76e1acf87e5629660762d94b5ca62b5d8dd3a76e3cbe6a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.117 [INFO] [stderr] Compiling crossbeam-utils v0.8.7 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling crossbeam-epoch v0.9.7 [INFO] [stderr] Compiling semver v1.0.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling serde_json v1.0.78 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking crossbeam-channel v0.5.2 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking getrandom v0.2.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Checking wordle-solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.5 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.45s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "f3454e39335240013c76e1acf87e5629660762d94b5ca62b5d8dd3a76e3cbe6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3454e39335240013c76e1acf87e5629660762d94b5ca62b5d8dd3a76e3cbe6a", kill_on_drop: false }` [INFO] [stdout] f3454e39335240013c76e1acf87e5629660762d94b5ca62b5d8dd3a76e3cbe6a