[INFO] fetching crate blake2_bin 1.0.2...
[INFO] checking blake2_bin-1.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate blake2_bin 1.0.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate blake2_bin 1.0.2 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 blake2_bin 1.0.2
[INFO] finished tweaking crates.io crate blake2_bin 1.0.2
[INFO] tweaked toml for crates.io crate blake2_bin 1.0.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate blake2_bin 1.0.2 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 memmap v0.7.0
[INFO] [stderr]   Downloaded tempfile v3.8.0
[INFO] [stderr]   Downloaded bitflags v2.4.0
[INFO] [stderr]   Downloaded termtree v0.4.1
[INFO] [stderr]   Downloaded fastrand v2.0.0
[INFO] [stderr]   Downloaded difflib v0.4.0
[INFO] [stderr]   Downloaded either v1.9.0
[INFO] [stderr]   Downloaded predicates-tree v1.0.9
[INFO] [stderr]   Downloaded os_pipe v1.1.4
[INFO] [stderr]   Downloaded predicates-core v1.0.6
[INFO] [stderr]   Downloaded predicates v3.0.3
[INFO] [stderr]   Downloaded anstyle v1.0.2
[INFO] [stderr]   Downloaded serde_derive v1.0.188
[INFO] [stderr]   Downloaded blake2b_simd v1.0.2
[INFO] [stderr]   Downloaded serde v1.0.188
[INFO] [stderr]   Downloaded unicode-segmentation v1.10.1
[INFO] [stderr]   Downloaded syn v2.0.31
[INFO] [stderr]   Downloaded bstr v1.6.2
[INFO] [stderr]   Downloaded regex-automata v0.3.8
[INFO] [stderr]   Downloaded rustix v0.38.13
[INFO] [stderr]   Downloaded assert_cmd v2.0.12
[INFO] [stderr]   Downloaded blake2s_simd v1.0.2
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.7
[INFO] [stderr]   Downloaded shared_child v1.0.0
[INFO] [stderr]   Downloaded duct v0.13.6
[INFO] [stderr]   Downloaded errno v0.3.3
[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] 625bd09e3d4c4eb349b3d3350da613370a59125750f2a42dca4a6ae104695e1a
[INFO] running `Command { std: "docker" "start" "-a" "625bd09e3d4c4eb349b3d3350da613370a59125750f2a42dca4a6ae104695e1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "625bd09e3d4c4eb349b3d3350da613370a59125750f2a42dca4a6ae104695e1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "625bd09e3d4c4eb349b3d3350da613370a59125750f2a42dca4a6ae104695e1a", kill_on_drop: false }`
[INFO] [stdout] 625bd09e3d4c4eb349b3d3350da613370a59125750f2a42dca4a6ae104695e1a
[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] 42ea285f578b95fbc2b061875eec148103c1498007a66daf61a7198fc2d05379
[INFO] running `Command { std: "docker" "start" "-a" "42ea285f578b95fbc2b061875eec148103c1498007a66daf61a7198fc2d05379", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking anstyle v1.0.2
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking blake2s_simd v1.0.2
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking os_pipe v1.1.4
[INFO] [stderr]     Checking shared_child v1.0.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]     Checking duct v0.13.6
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking bstr v1.6.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking predicates v3.0.3
[INFO] [stderr]     Checking assert_cmd v2.0.12
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking tempfile v3.8.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking blake2_bin v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.36s
[INFO] running `Command { std: "docker" "inspect" "42ea285f578b95fbc2b061875eec148103c1498007a66daf61a7198fc2d05379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42ea285f578b95fbc2b061875eec148103c1498007a66daf61a7198fc2d05379", kill_on_drop: false }`
[INFO] [stdout] 42ea285f578b95fbc2b061875eec148103c1498007a66daf61a7198fc2d05379
[INFO] checking blake2_bin-1.0.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate blake2_bin 1.0.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate blake2_bin 1.0.2 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 blake2_bin 1.0.2
[INFO] finished tweaking crates.io crate blake2_bin 1.0.2
[INFO] tweaked toml for crates.io crate blake2_bin 1.0.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate blake2_bin 1.0.2 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] 3c1cd5ad815217ab74e4c671bf5cde54c9de59d11d0c68fedaf399e455906ff4
[INFO] running `Command { std: "docker" "start" "-a" "3c1cd5ad815217ab74e4c671bf5cde54c9de59d11d0c68fedaf399e455906ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c1cd5ad815217ab74e4c671bf5cde54c9de59d11d0c68fedaf399e455906ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c1cd5ad815217ab74e4c671bf5cde54c9de59d11d0c68fedaf399e455906ff4", kill_on_drop: false }`
[INFO] [stdout] 3c1cd5ad815217ab74e4c671bf5cde54c9de59d11d0c68fedaf399e455906ff4
[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] d0c2f2fd5dadb4e63e399d7ce07c51e8191a19145299ea9e7ac36a590976a18f
[INFO] running `Command { std: "docker" "start" "-a" "d0c2f2fd5dadb4e63e399d7ce07c51e8191a19145299ea9e7ac36a590976a18f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking anstyle v1.0.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking blake2s_simd v1.0.2
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking os_pipe v1.1.4
[INFO] [stderr]     Checking shared_child v1.0.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]     Checking duct v0.13.6
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking bstr v1.6.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking predicates v3.0.3
[INFO] [stderr]     Checking assert_cmd v2.0.12
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking tempfile v3.8.0
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking blake2_bin v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.36s
[INFO] running `Command { std: "docker" "inspect" "d0c2f2fd5dadb4e63e399d7ce07c51e8191a19145299ea9e7ac36a590976a18f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0c2f2fd5dadb4e63e399d7ce07c51e8191a19145299ea9e7ac36a590976a18f", kill_on_drop: false }`
[INFO] [stdout] d0c2f2fd5dadb4e63e399d7ce07c51e8191a19145299ea9e7ac36a590976a18f