[INFO] fetching crate steiner-tree 0.0.3...
[INFO] checking steiner-tree-0.0.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate steiner-tree 0.0.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate steiner-tree 0.0.3 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 steiner-tree 0.0.3
[INFO] finished tweaking crates.io crate steiner-tree 0.0.3
[INFO] tweaked toml for crates.io crate steiner-tree 0.0.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate steiner-tree 0.0.3 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 wyz v0.5.0
[INFO] [stderr]   Downloaded bitvec v1.0.0
[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] 4c30643f8af9475bdcc46c09702a345b2ca58e2b7bb2e13d4eda99d810d3513c
[INFO] running `Command { std: "docker" "start" "-a" "4c30643f8af9475bdcc46c09702a345b2ca58e2b7bb2e13d4eda99d810d3513c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c30643f8af9475bdcc46c09702a345b2ca58e2b7bb2e13d4eda99d810d3513c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c30643f8af9475bdcc46c09702a345b2ca58e2b7bb2e13d4eda99d810d3513c", kill_on_drop: false }`
[INFO] [stdout] 4c30643f8af9475bdcc46c09702a345b2ca58e2b7bb2e13d4eda99d810d3513c
[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] 5ed31e1bd045e1357e180b1c9a8f7f41f8920205c157add4882a134e9f201a98
[INFO] running `Command { std: "docker" "start" "-a" "5ed31e1bd045e1357e180b1c9a8f7f41f8920205c157add4882a134e9f201a98", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]     Checking wyz v0.5.0
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking plotters-svg v0.3.2
[INFO] [stderr]     Checking bitvec v1.0.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking rayon-core v1.9.3
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking plotters v0.3.2
[INFO] [stderr]     Checking rayon v1.5.3
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking steiner-tree v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.73s
[INFO] running `Command { std: "docker" "inspect" "5ed31e1bd045e1357e180b1c9a8f7f41f8920205c157add4882a134e9f201a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed31e1bd045e1357e180b1c9a8f7f41f8920205c157add4882a134e9f201a98", kill_on_drop: false }`
[INFO] [stdout] 5ed31e1bd045e1357e180b1c9a8f7f41f8920205c157add4882a134e9f201a98
[INFO] checking steiner-tree-0.0.3 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate steiner-tree 0.0.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate steiner-tree 0.0.3 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 steiner-tree 0.0.3
[INFO] finished tweaking crates.io crate steiner-tree 0.0.3
[INFO] tweaked toml for crates.io crate steiner-tree 0.0.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate steiner-tree 0.0.3 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] aa5c948767e6d7d3eb517000a7e10e8ae03c12d7a1364e4f3432de749c6c5f61
[INFO] running `Command { std: "docker" "start" "-a" "aa5c948767e6d7d3eb517000a7e10e8ae03c12d7a1364e4f3432de749c6c5f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa5c948767e6d7d3eb517000a7e10e8ae03c12d7a1364e4f3432de749c6c5f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa5c948767e6d7d3eb517000a7e10e8ae03c12d7a1364e4f3432de749c6c5f61", kill_on_drop: false }`
[INFO] [stdout] aa5c948767e6d7d3eb517000a7e10e8ae03c12d7a1364e4f3432de749c6c5f61
[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] 52a7d17e6db5d101e1d6e42b49c351bd3ee1ab1b9dd59fd0dd9dc790929135ac
[INFO] running `Command { std: "docker" "start" "-a" "52a7d17e6db5d101e1d6e42b49c351bd3ee1ab1b9dd59fd0dd9dc790929135ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking wyz v0.5.0
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking plotters-svg v0.3.2
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking bitvec v1.0.0
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking rayon-core v1.9.3
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking plotters v0.3.2
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking rayon v1.5.3
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking steiner-tree v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.00s
[INFO] running `Command { std: "docker" "inspect" "52a7d17e6db5d101e1d6e42b49c351bd3ee1ab1b9dd59fd0dd9dc790929135ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52a7d17e6db5d101e1d6e42b49c351bd3ee1ab1b9dd59fd0dd9dc790929135ac", kill_on_drop: false }`
[INFO] [stdout] 52a7d17e6db5d101e1d6e42b49c351bd3ee1ab1b9dd59fd0dd9dc790929135ac