[INFO] fetching crate burn_operation 0.1.0...
[INFO] checking burn_operation-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate burn_operation 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate burn_operation 0.1.0 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 burn_operation 0.1.0
[INFO] finished tweaking crates.io crate burn_operation 0.1.0
[INFO] tweaked toml for crates.io crate burn_operation 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate burn_operation 0.1.0 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 crossbeam-deque v0.8.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.10
[INFO] [stderr]   Downloaded memoffset v0.5.6
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded jwalk v0.1.1
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.4
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.11
[INFO] [stderr]   Downloaded either v1.8.0
[INFO] [stderr]   Downloaded clap_derive v3.2.17
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.4
[INFO] [stderr]   Downloaded clap v3.2.17
[INFO] [stderr]   Downloaded rayon v1.5.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.2
[INFO] [stderr]   Downloaded rayon-core v1.9.3
[INFO] [stderr]   Downloaded rand v0.5.6
[INFO] [stderr]   Downloaded once_cell v1.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9b4edee9e2ffa1879988a03af8c2209aedbe5f7d843ab0d5f29cee5bb5049c30
[INFO] running `Command { std: "docker" "start" "-a" "9b4edee9e2ffa1879988a03af8c2209aedbe5f7d843ab0d5f29cee5bb5049c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b4edee9e2ffa1879988a03af8c2209aedbe5f7d843ab0d5f29cee5bb5049c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b4edee9e2ffa1879988a03af8c2209aedbe5f7d843ab0d5f29cee5bb5049c30", kill_on_drop: false }`
[INFO] [stdout] 9b4edee9e2ffa1879988a03af8c2209aedbe5f7d843ab0d5f29cee5bb5049c30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d5ebc9cc8befef1dfba3c30fb23fd2aad5fa2335083dc5ce73c06566be17dfe3
[INFO] running `Command { std: "docker" "start" "-a" "d5ebc9cc8befef1dfba3c30fb23fd2aad5fa2335083dc5ce73c06566be17dfe3", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking jwalk v0.1.1
[INFO] [stderr]    Compiling clap_derive v3.2.17
[INFO] [stderr]     Checking clap v3.2.17
[INFO] [stderr]     Checking burn_operation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.91s
[INFO] running `Command { std: "docker" "inspect" "d5ebc9cc8befef1dfba3c30fb23fd2aad5fa2335083dc5ce73c06566be17dfe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ebc9cc8befef1dfba3c30fb23fd2aad5fa2335083dc5ce73c06566be17dfe3", kill_on_drop: false }`
[INFO] [stdout] d5ebc9cc8befef1dfba3c30fb23fd2aad5fa2335083dc5ce73c06566be17dfe3