[INFO] fetching crate aws-smithy-checksums 0.60.0...
[INFO] checking aws-smithy-checksums-0.60.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate aws-smithy-checksums 0.60.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate aws-smithy-checksums 0.60.0 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 aws-smithy-checksums 0.60.0
[INFO] finished tweaking crates.io crate aws-smithy-checksums 0.60.0
[INFO] tweaked toml for crates.io crate aws-smithy-checksums 0.60.0 written to /workspace/builds/worker-4-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 96 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (latest: v1.0.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (latest: v0.50.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding regex-automata v0.1.10 (latest: v0.4.6)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding yansi v0.5.1 (latest: v1.0.1)
[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 crc32c v0.6.5
[INFO] [stderr]   Downloaded tracing-test-macro v0.2.4
[INFO] [stderr]   Downloaded tracing-test v0.2.4
[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] 71e29f5e73c475294da9f6241335d1bf390aa43f9e3bbd96ff3087ab5cc10d74
[INFO] running `Command { std: "docker" "start" "-a" "71e29f5e73c475294da9f6241335d1bf390aa43f9e3bbd96ff3087ab5cc10d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71e29f5e73c475294da9f6241335d1bf390aa43f9e3bbd96ff3087ab5cc10d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71e29f5e73c475294da9f6241335d1bf390aa43f9e3bbd96ff3087ab5cc10d74", kill_on_drop: false }`
[INFO] [stdout] 71e29f5e73c475294da9f6241335d1bf390aa43f9e3bbd96ff3087ab5cc10d74
[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] 6b4abf1f8d8bea9201bf088c83cdfb98f5231583d20d5185b068175c694c0bbd
[INFO] running `Command { std: "docker" "start" "-a" "6b4abf1f8d8bea9201bf088c83cdfb98f5231583d20d5185b068175c694c0bbd", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]    Compiling crc32c v0.6.5
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking aws-smithy-types v1.1.8
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking aws-smithy-async v1.2.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking aws-smithy-runtime-api v1.3.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking aws-smithy-http v0.60.7
[INFO] [stderr]     Checking aws-smithy-checksums v0.60.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling tracing-test-macro v0.2.4
[INFO] [stderr]     Checking tracing-test v0.2.4
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.10s
[INFO] running `Command { std: "docker" "inspect" "6b4abf1f8d8bea9201bf088c83cdfb98f5231583d20d5185b068175c694c0bbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b4abf1f8d8bea9201bf088c83cdfb98f5231583d20d5185b068175c694c0bbd", kill_on_drop: false }`
[INFO] [stdout] 6b4abf1f8d8bea9201bf088c83cdfb98f5231583d20d5185b068175c694c0bbd
[INFO] checking aws-smithy-checksums-0.60.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate aws-smithy-checksums 0.60.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate aws-smithy-checksums 0.60.0 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 aws-smithy-checksums 0.60.0
[INFO] finished tweaking crates.io crate aws-smithy-checksums 0.60.0
[INFO] tweaked toml for crates.io crate aws-smithy-checksums 0.60.0 written to /workspace/builds/worker-4-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 96 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (latest: v1.0.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (latest: v0.50.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding regex-automata v0.1.10 (latest: v0.4.6)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding yansi v0.5.1 (latest: v1.0.1)
[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] 6bf07f92267834205d21b245c7217318128d20b98721028dcd24defaad78fa28
[INFO] running `Command { std: "docker" "start" "-a" "6bf07f92267834205d21b245c7217318128d20b98721028dcd24defaad78fa28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bf07f92267834205d21b245c7217318128d20b98721028dcd24defaad78fa28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf07f92267834205d21b245c7217318128d20b98721028dcd24defaad78fa28", kill_on_drop: false }`
[INFO] [stdout] 6bf07f92267834205d21b245c7217318128d20b98721028dcd24defaad78fa28
[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] 29668faf088190d7bcd522f9569e7912a070b0ec38a014b8abb6f753af7a863b
[INFO] running `Command { std: "docker" "start" "-a" "29668faf088190d7bcd522f9569e7912a070b0ec38a014b8abb6f753af7a863b", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]    Compiling crc32c v0.6.5
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking aws-smithy-types v1.1.8
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking aws-smithy-async v1.2.1
[INFO] [stderr]     Checking aws-smithy-runtime-api v1.3.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking aws-smithy-http v0.60.7
[INFO] [stderr]     Checking aws-smithy-checksums v0.60.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling tracing-test-macro v0.2.4
[INFO] [stderr]     Checking tracing-test v0.2.4
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `Command { std: "docker" "inspect" "29668faf088190d7bcd522f9569e7912a070b0ec38a014b8abb6f753af7a863b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29668faf088190d7bcd522f9569e7912a070b0ec38a014b8abb6f753af7a863b", kill_on_drop: false }`
[INFO] [stdout] 29668faf088190d7bcd522f9569e7912a070b0ec38a014b8abb6f753af7a863b