[INFO] fetching crate krates 0.15.1...
[INFO] checking krates-0.15.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate krates 0.15.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate krates 0.15.1 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] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate krates 0.15.1
[INFO] finished tweaking crates.io crate krates 0.15.1
[INFO] tweaked toml for crates.io crate krates 0.15.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate krates 0.15.1 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 similar-asserts v1.4.2
[INFO] [stderr]   Downloaded tame-index v0.5.4
[INFO] [stderr]   Downloaded smol_str v0.2.0
[INFO] [stderr]   Downloaded cargo-platform v0.1.3
[INFO] [stderr]   Downloaded cargo_metadata v0.17.0
[INFO] [stderr]   Downloaded target-lexicon v0.12.10
[INFO] [stderr]   Downloaded serde_derive v1.0.175
[INFO] [stderr]   Downloaded insta v1.31.0
[INFO] [stderr]   Downloaded cfg-expr v0.15.3
[INFO] [stderr]   Downloaded async-compression v0.4.2
[INFO] [stderr]   Downloaded serde v1.0.175
[INFO] [stderr]   Downloaded winnow v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 83c3d5d1336e685e58ccc0af552a95cf3e6d7175a156ec768dd51b3c158b97d2
[INFO] running `Command { std: "docker" "start" "-a" "83c3d5d1336e685e58ccc0af552a95cf3e6d7175a156ec768dd51b3c158b97d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83c3d5d1336e685e58ccc0af552a95cf3e6d7175a156ec768dd51b3c158b97d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c3d5d1336e685e58ccc0af552a95cf3e6d7175a156ec768dd51b3c158b97d2", kill_on_drop: false }`
[INFO] [stdout] 83c3d5d1336e685e58ccc0af552a95cf3e6d7175a156ec768dd51b3c158b97d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f20398bb5345f90431c316a857d3d90d81b7db6071a574f3d105094434ebc62d
[INFO] running `Command { std: "docker" "start" "-a" "f20398bb5345f90431c316a857d3d90d81b7db6071a574f3d105094434ebc62d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.175
[INFO] [stderr]    Compiling serde_derive v1.0.175
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]    Compiling serde_json v1.0.103
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking winnow v0.5.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]     Checking cfg-expr v0.15.3
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking similar v2.2.1
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking petgraph v0.6.3
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]     Checking similar-asserts v1.4.2
[INFO] [stderr]     Checking insta v1.31.0
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking cargo-platform v0.1.3
[INFO] [stderr]     Checking smol_str v0.2.0
[INFO] [stderr]     Checking toml_edit v0.19.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking cargo_metadata v0.17.0
[INFO] [stderr]     Checking toml v0.7.6
[INFO] [stderr]     Checking tame-index v0.5.4
[INFO] [stderr]     Checking krates v0.15.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.09s
[INFO] running `Command { std: "docker" "inspect" "f20398bb5345f90431c316a857d3d90d81b7db6071a574f3d105094434ebc62d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20398bb5345f90431c316a857d3d90d81b7db6071a574f3d105094434ebc62d", kill_on_drop: false }`
[INFO] [stdout] f20398bb5345f90431c316a857d3d90d81b7db6071a574f3d105094434ebc62d
[INFO] checking krates-0.15.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate krates 0.15.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate krates 0.15.1 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] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate krates 0.15.1
[INFO] finished tweaking crates.io crate krates 0.15.1
[INFO] tweaked toml for crates.io crate krates 0.15.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate krates 0.15.1 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 83035337f4471b49b1a4dcc071e71801886f54a2c61eb0b9823ef6469a9a38bb
[INFO] running `Command { std: "docker" "start" "-a" "83035337f4471b49b1a4dcc071e71801886f54a2c61eb0b9823ef6469a9a38bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83035337f4471b49b1a4dcc071e71801886f54a2c61eb0b9823ef6469a9a38bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83035337f4471b49b1a4dcc071e71801886f54a2c61eb0b9823ef6469a9a38bb", kill_on_drop: false }`
[INFO] [stdout] 83035337f4471b49b1a4dcc071e71801886f54a2c61eb0b9823ef6469a9a38bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8e8263f4b688bf62ede751ddd51f8cf8f3e26f6fc37ca79f1d0261cebe1f97f0
[INFO] running `Command { std: "docker" "start" "-a" "8e8263f4b688bf62ede751ddd51f8cf8f3e26f6fc37ca79f1d0261cebe1f97f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.175
[INFO] [stderr]    Compiling serde_derive v1.0.175
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling serde_json v1.0.103
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking winnow v0.5.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking cfg-expr v0.15.3
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking petgraph v0.6.3
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking similar v2.2.1
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]     Checking insta v1.31.0
[INFO] [stderr]     Checking similar-asserts v1.4.2
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking cargo-platform v0.1.3
[INFO] [stderr]     Checking smol_str v0.2.0
[INFO] [stderr]     Checking toml_edit v0.19.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking toml v0.7.6
[INFO] [stderr]     Checking cargo_metadata v0.17.0
[INFO] [stderr]     Checking tame-index v0.5.4
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking krates v0.15.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.77s
[INFO] running `Command { std: "docker" "inspect" "8e8263f4b688bf62ede751ddd51f8cf8f3e26f6fc37ca79f1d0261cebe1f97f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e8263f4b688bf62ede751ddd51f8cf8f3e26f6fc37ca79f1d0261cebe1f97f0", kill_on_drop: false }`
[INFO] [stdout] 8e8263f4b688bf62ede751ddd51f8cf8f3e26f6fc37ca79f1d0261cebe1f97f0