[INFO] fetching crate tlauc 0.2.0... [INFO] checking tlauc-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate tlauc 0.2.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate tlauc 0.2.0 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 crates.io crate tlauc 0.2.0 [INFO] finished tweaking crates.io crate tlauc 0.2.0 [INFO] tweaked toml for crates.io crate tlauc 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate tlauc 0.2.0 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tree-sitter-tlaplus v1.0.6 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f83fc4bb45cf5106eb22af427775b7bf978c6dc2a5283f82964e9e20813cf7fd [INFO] running `Command { std: "docker" "start" "-a" "f83fc4bb45cf5106eb22af427775b7bf978c6dc2a5283f82964e9e20813cf7fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f83fc4bb45cf5106eb22af427775b7bf978c6dc2a5283f82964e9e20813cf7fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f83fc4bb45cf5106eb22af427775b7bf978c6dc2a5283f82964e9e20813cf7fd", kill_on_drop: false }` [INFO] [stdout] f83fc4bb45cf5106eb22af427775b7bf978c6dc2a5283f82964e9e20813cf7fd [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=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] c899ac8eb77d2f9318bd4628f9421f7882f10c591c82a94c518414e8733ac19e [INFO] running `Command { std: "docker" "start" "-a" "c899ac8eb77d2f9318bd4628f9421f7882f10c591c82a94c518414e8733ac19e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Checking anstyle-parse v0.2.2 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Compiling serde v1.0.192 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstream v0.6.4 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking clap_lex v0.6.0 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking clap_builder v4.4.8 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Compiling tree-sitter v0.20.10 [INFO] [stderr] Compiling tree-sitter-tlaplus v1.0.6 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Compiling serde_derive v1.0.192 [INFO] [stderr] Compiling clap_derive v4.4.7 [INFO] [stderr] Checking clap v4.4.8 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking tlauc v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.14s [INFO] running `Command { std: "docker" "inspect" "c899ac8eb77d2f9318bd4628f9421f7882f10c591c82a94c518414e8733ac19e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c899ac8eb77d2f9318bd4628f9421f7882f10c591c82a94c518414e8733ac19e", kill_on_drop: false }` [INFO] [stdout] c899ac8eb77d2f9318bd4628f9421f7882f10c591c82a94c518414e8733ac19e [INFO] checking tlauc-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate tlauc 0.2.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate tlauc 0.2.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tlauc 0.2.0 [INFO] finished tweaking crates.io crate tlauc 0.2.0 [INFO] tweaked toml for crates.io crate tlauc 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate tlauc 0.2.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ccfb9d628e7b653574ccb1293d5491383464d65b4e76e61625249a819ae65f99 [INFO] running `Command { std: "docker" "start" "-a" "ccfb9d628e7b653574ccb1293d5491383464d65b4e76e61625249a819ae65f99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ccfb9d628e7b653574ccb1293d5491383464d65b4e76e61625249a819ae65f99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccfb9d628e7b653574ccb1293d5491383464d65b4e76e61625249a819ae65f99", kill_on_drop: false }` [INFO] [stdout] ccfb9d628e7b653574ccb1293d5491383464d65b4e76e61625249a819ae65f99 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] da9d4ebcc6b55a19cea584f469aaf55ec7604b687260191dc1a0b9d42f2195ca [INFO] running `Command { std: "docker" "start" "-a" "da9d4ebcc6b55a19cea584f469aaf55ec7604b687260191dc1a0b9d42f2195ca", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Checking anstyle-parse v0.2.2 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Compiling serde v1.0.192 [INFO] [stderr] Checking anstream v0.6.4 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking clap_lex v0.6.0 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking clap_builder v4.4.8 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Compiling tree-sitter v0.20.10 [INFO] [stderr] Compiling tree-sitter-tlaplus v1.0.6 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Compiling serde_derive v1.0.192 [INFO] [stderr] Compiling clap_derive v4.4.7 [INFO] [stderr] Checking clap v4.4.8 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking tlauc v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.09s [INFO] running `Command { std: "docker" "inspect" "da9d4ebcc6b55a19cea584f469aaf55ec7604b687260191dc1a0b9d42f2195ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da9d4ebcc6b55a19cea584f469aaf55ec7604b687260191dc1a0b9d42f2195ca", kill_on_drop: false }` [INFO] [stdout] da9d4ebcc6b55a19cea584f469aaf55ec7604b687260191dc1a0b9d42f2195ca