[INFO] fetching crate bp7 0.10.6...
[INFO] checking bp7-0.10.6 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate bp7 0.10.6 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate bp7 0.10.6 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 bp7 0.10.6
[INFO] finished tweaking crates.io crate bp7 0.10.6
[INFO] tweaked toml for crates.io crate bp7 0.10.6 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate bp7 0.10.6 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 test-case v3.3.1
[INFO] [stderr]   Downloaded test-case-core v3.3.1
[INFO] [stderr]   Downloaded test-case-macros v3.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2008c034b66f72a579e151e1341fe790b6813d21485187cb0a1a6ef2758c0ff3
[INFO] running `Command { std: "docker" "start" "-a" "2008c034b66f72a579e151e1341fe790b6813d21485187cb0a1a6ef2758c0ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2008c034b66f72a579e151e1341fe790b6813d21485187cb0a1a6ef2758c0ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2008c034b66f72a579e151e1341fe790b6813d21485187cb0a1a6ef2758c0ff3", kill_on_drop: false }`
[INFO] [stdout] 2008c034b66f72a579e151e1341fe790b6813d21485187cb0a1a6ef2758c0ff3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ff70f9e26e65e4d90e66e0c94c9f7dd224cfcc5c6ab34e18281900ba38c26f1e
[INFO] running `Command { std: "docker" "start" "-a" "ff70f9e26e65e4d90e66e0c94c9f7dd224cfcc5c6ab34e18281900ba38c26f1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking clap_builder v4.4.8
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking crc v3.0.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking clap v4.4.8
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]     Checking test-case v3.3.1
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking serde_bytes v0.11.12
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking bp7 v0.10.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.45s
[INFO] running `Command { std: "docker" "inspect" "ff70f9e26e65e4d90e66e0c94c9f7dd224cfcc5c6ab34e18281900ba38c26f1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff70f9e26e65e4d90e66e0c94c9f7dd224cfcc5c6ab34e18281900ba38c26f1e", kill_on_drop: false }`
[INFO] [stdout] ff70f9e26e65e4d90e66e0c94c9f7dd224cfcc5c6ab34e18281900ba38c26f1e
[INFO] checking bp7-0.10.6 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate bp7 0.10.6 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate bp7 0.10.6 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 bp7 0.10.6
[INFO] finished tweaking crates.io crate bp7 0.10.6
[INFO] tweaked toml for crates.io crate bp7 0.10.6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate bp7 0.10.6 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 544bcfcaf5f95725bb23557e52bb8e828d22f358e06fa2883554417850393e02
[INFO] running `Command { std: "docker" "start" "-a" "544bcfcaf5f95725bb23557e52bb8e828d22f358e06fa2883554417850393e02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "544bcfcaf5f95725bb23557e52bb8e828d22f358e06fa2883554417850393e02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544bcfcaf5f95725bb23557e52bb8e828d22f358e06fa2883554417850393e02", kill_on_drop: false }`
[INFO] [stdout] 544bcfcaf5f95725bb23557e52bb8e828d22f358e06fa2883554417850393e02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e6de7e2adffc683f154b718d68a834157c0941f5e4a4f5cc19814bf8e8193a36
[INFO] running `Command { std: "docker" "start" "-a" "e6de7e2adffc683f154b718d68a834157c0941f5e4a4f5cc19814bf8e8193a36", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking clap_builder v4.4.8
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking crc v3.0.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking clap v4.4.8
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]     Checking test-case v3.3.1
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking serde_bytes v0.11.12
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking bp7 v0.10.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.64s
[INFO] running `Command { std: "docker" "inspect" "e6de7e2adffc683f154b718d68a834157c0941f5e4a4f5cc19814bf8e8193a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6de7e2adffc683f154b718d68a834157c0941f5e4a4f5cc19814bf8e8193a36", kill_on_drop: false }`
[INFO] [stdout] e6de7e2adffc683f154b718d68a834157c0941f5e4a4f5cc19814bf8e8193a36