[INFO] fetching crate gbump 1.0.9...
[INFO] checking gbump-1.0.9 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate gbump 1.0.9 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate gbump 1.0.9 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 gbump 1.0.9
[INFO] finished tweaking crates.io crate gbump 1.0.9
[INFO] tweaked toml for crates.io crate gbump 1.0.9 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate gbump 1.0.9 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 git2 v0.17.2
[INFO] [stderr]   Downloaded libgit2-sys v0.15.2+1.6.4
[INFO] [stderr]   Downloaded libz-sys v1.1.9
[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] 26e7a41fe29765eb996b3cf6bd672f67ff2bf92dd517084e6426ed8f97e4d733
[INFO] running `Command { std: "docker" "start" "-a" "26e7a41fe29765eb996b3cf6bd672f67ff2bf92dd517084e6426ed8f97e4d733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26e7a41fe29765eb996b3cf6bd672f67ff2bf92dd517084e6426ed8f97e4d733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26e7a41fe29765eb996b3cf6bd672f67ff2bf92dd517084e6426ed8f97e4d733", kill_on_drop: false }`
[INFO] [stdout] 26e7a41fe29765eb996b3cf6bd672f67ff2bf92dd517084e6426ed8f97e4d733
[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] 859fc99f8d7dbdaf99587ef2f91bf893028a4a040e4eb6fe37e65fc441cf299e
[INFO] running `Command { std: "docker" "start" "-a" "859fc99f8d7dbdaf99587ef2f91bf893028a4a040e4eb6fe37e65fc441cf299e", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]     Checking os_str_bytes v6.5.0
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]    Compiling libz-sys v1.1.9
[INFO] [stderr]    Compiling openssl-sys v0.9.88
[INFO] [stderr]    Compiling libssh2-sys v0.3.0
[INFO] [stderr]    Compiling libgit2-sys v0.15.2+1.6.4
[INFO] [stderr]     Checking git2 v0.17.2
[INFO] [stderr]     Checking gbump v1.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.95s
[INFO] running `Command { std: "docker" "inspect" "859fc99f8d7dbdaf99587ef2f91bf893028a4a040e4eb6fe37e65fc441cf299e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "859fc99f8d7dbdaf99587ef2f91bf893028a4a040e4eb6fe37e65fc441cf299e", kill_on_drop: false }`
[INFO] [stdout] 859fc99f8d7dbdaf99587ef2f91bf893028a4a040e4eb6fe37e65fc441cf299e
[INFO] checking gbump-1.0.9 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate gbump 1.0.9 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate gbump 1.0.9 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 gbump 1.0.9
[INFO] finished tweaking crates.io crate gbump 1.0.9
[INFO] tweaked toml for crates.io crate gbump 1.0.9 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate gbump 1.0.9 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 69d6822ad1538b2720d40d30e4d5004a4aae24cfff4f56bdfb90a542df3b1ec6
[INFO] running `Command { std: "docker" "start" "-a" "69d6822ad1538b2720d40d30e4d5004a4aae24cfff4f56bdfb90a542df3b1ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69d6822ad1538b2720d40d30e4d5004a4aae24cfff4f56bdfb90a542df3b1ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69d6822ad1538b2720d40d30e4d5004a4aae24cfff4f56bdfb90a542df3b1ec6", kill_on_drop: false }`
[INFO] [stdout] 69d6822ad1538b2720d40d30e4d5004a4aae24cfff4f56bdfb90a542df3b1ec6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e9e40d6385a7c53fde644a139a2c84426d3903efed75ac7257979baeb99fb978
[INFO] running `Command { std: "docker" "start" "-a" "e9e40d6385a7c53fde644a139a2c84426d3903efed75ac7257979baeb99fb978", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]     Checking os_str_bytes v6.5.0
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]    Compiling libz-sys v1.1.9
[INFO] [stderr]    Compiling openssl-sys v0.9.88
[INFO] [stderr]    Compiling libssh2-sys v0.3.0
[INFO] [stderr]    Compiling libgit2-sys v0.15.2+1.6.4
[INFO] [stderr]     Checking git2 v0.17.2
[INFO] [stderr]     Checking gbump v1.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.76s
[INFO] running `Command { std: "docker" "inspect" "e9e40d6385a7c53fde644a139a2c84426d3903efed75ac7257979baeb99fb978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e40d6385a7c53fde644a139a2c84426d3903efed75ac7257979baeb99fb978", kill_on_drop: false }`
[INFO] [stdout] e9e40d6385a7c53fde644a139a2c84426d3903efed75ac7257979baeb99fb978