[INFO] fetching crate kismet-cache 0.2.4...
[INFO] checking kismet-cache-0.2.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate kismet-cache 0.2.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate kismet-cache 0.2.4 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 kismet-cache 0.2.4
[INFO] finished tweaking crates.io crate kismet-cache 0.2.4
[INFO] tweaked toml for crates.io crate kismet-cache 0.2.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 53 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding proptest-derive v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.35)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding syn v0.15.44 (latest: v2.0.58)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 extendhash v1.0.10
[INFO] [stderr]   Downloaded unarray v0.1.4
[INFO] [stderr]   Downloaded proptest v1.4.0
[INFO] [stderr]   Downloaded proptest-derive v0.3.0
[INFO] [stderr]   Downloaded test_dir v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] aae81eeb6d5db7b197f97d7c6bbbcdea364dc965a2b993507beba3f5fc9de8af
[INFO] running `Command { std: "docker" "start" "-a" "aae81eeb6d5db7b197f97d7c6bbbcdea364dc965a2b993507beba3f5fc9de8af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aae81eeb6d5db7b197f97d7c6bbbcdea364dc965a2b993507beba3f5fc9de8af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aae81eeb6d5db7b197f97d7c6bbbcdea364dc965a2b993507beba3f5fc9de8af", kill_on_drop: false }`
[INFO] [stdout] aae81eeb6d5db7b197f97d7c6bbbcdea364dc965a2b993507beba3f5fc9de8af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2daa771c5aaf4eb5b8359bd8330f0c3183558f4f60ad963b5ff1eebe175fd2fb
[INFO] running `Command { std: "docker" "start" "-a" "2daa771c5aaf4eb5b8359bd8330f0c3183558f4f60ad963b5ff1eebe175fd2fb", kill_on_drop: false }`
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking extendhash v1.0.10
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking test_dir v0.2.0
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking kismet-cache v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]    Compiling proptest-derive v0.3.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.01s
[INFO] running `Command { std: "docker" "inspect" "2daa771c5aaf4eb5b8359bd8330f0c3183558f4f60ad963b5ff1eebe175fd2fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2daa771c5aaf4eb5b8359bd8330f0c3183558f4f60ad963b5ff1eebe175fd2fb", kill_on_drop: false }`
[INFO] [stdout] 2daa771c5aaf4eb5b8359bd8330f0c3183558f4f60ad963b5ff1eebe175fd2fb
[INFO] checking kismet-cache-0.2.4 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate kismet-cache 0.2.4 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate kismet-cache 0.2.4 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 kismet-cache 0.2.4
[INFO] finished tweaking crates.io crate kismet-cache 0.2.4
[INFO] tweaked toml for crates.io crate kismet-cache 0.2.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 53 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding proptest-derive v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.35)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding syn v0.15.44 (latest: v2.0.58)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b87a183f24cb682ed2cd939df25b9c520c8efb26e7a2880d1db7c155c7020b3b
[INFO] running `Command { std: "docker" "start" "-a" "b87a183f24cb682ed2cd939df25b9c520c8efb26e7a2880d1db7c155c7020b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b87a183f24cb682ed2cd939df25b9c520c8efb26e7a2880d1db7c155c7020b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b87a183f24cb682ed2cd939df25b9c520c8efb26e7a2880d1db7c155c7020b3b", kill_on_drop: false }`
[INFO] [stdout] b87a183f24cb682ed2cd939df25b9c520c8efb26e7a2880d1db7c155c7020b3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] dd8a5278c3183519110fe67d56e0e07dbd122687db49ec00f32cec69d839a2b3
[INFO] running `Command { std: "docker" "start" "-a" "dd8a5278c3183519110fe67d56e0e07dbd122687db49ec00f32cec69d839a2b3", kill_on_drop: false }`
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking extendhash v1.0.10
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking test_dir v0.2.0
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking kismet-cache v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]    Compiling proptest-derive v0.3.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.70s
[INFO] running `Command { std: "docker" "inspect" "dd8a5278c3183519110fe67d56e0e07dbd122687db49ec00f32cec69d839a2b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd8a5278c3183519110fe67d56e0e07dbd122687db49ec00f32cec69d839a2b3", kill_on_drop: false }`
[INFO] [stdout] dd8a5278c3183519110fe67d56e0e07dbd122687db49ec00f32cec69d839a2b3