[INFO] fetching crate pna 0.4.0...
[INFO] checking pna-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate pna 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate pna 0.4.0 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 pna 0.4.0
[INFO] finished tweaking crates.io crate pna 0.4.0
[INFO] tweaked toml for crates.io crate pna 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate pna 0.4.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rpassword v7.3.1
[INFO] [stderr]   Downloaded rtoolbox v0.0.2
[INFO] [stderr]   Downloaded zstd v0.13.0
[INFO] [stderr]   Downloaded nix v0.27.1
[INFO] [stderr]   Downloaded zstd-safe v7.0.0
[INFO] [stderr]   Downloaded aes v0.8.3
[INFO] [stderr]   Downloaded argon2 v0.5.2
[INFO] [stderr]   Downloaded camellia v0.1.0
[INFO] [stderr]   Downloaded portable-network-archive v0.4.0
[INFO] [stderr]   Downloaded liblzma v0.2.1
[INFO] [stderr]   Downloaded libpna v0.4.0
[INFO] [stderr]   Downloaded liblzma-sys v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a9e9385c62242a43133ee9018178627f32d117b18cdd1749d36fdab9ef809a36
[INFO] running `Command { std: "docker" "start" "-a" "a9e9385c62242a43133ee9018178627f32d117b18cdd1749d36fdab9ef809a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9e9385c62242a43133ee9018178627f32d117b18cdd1749d36fdab9ef809a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9e9385c62242a43133ee9018178627f32d117b18cdd1749d36fdab9ef809a36", kill_on_drop: false }`
[INFO] [stdout] a9e9385c62242a43133ee9018178627f32d117b18cdd1749d36fdab9ef809a36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4e6e826b1f72fd9e67edcc8ab3794de412182d1185c183e2a9237fb6d3b23ed1
[INFO] running `Command { std: "docker" "start" "-a" "4e6e826b1f72fd9e67edcc8ab3794de412182d1185c183e2a9237fb6d3b23ed1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling zstd-safe v7.0.0
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking aes v0.8.3
[INFO] [stderr]     Checking camellia v0.1.0
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking argon2 v0.5.2
[INFO] [stderr]    Compiling zstd-sys v2.0.9+zstd.1.5.5
[INFO] [stderr]    Compiling liblzma-sys v0.2.3
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking liblzma v0.2.1
[INFO] [stderr]     Checking zstd v0.13.0
[INFO] [stderr]     Checking libpna v0.4.0
[INFO] [stderr]     Checking pna v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.53s
[INFO] running `Command { std: "docker" "inspect" "4e6e826b1f72fd9e67edcc8ab3794de412182d1185c183e2a9237fb6d3b23ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6e826b1f72fd9e67edcc8ab3794de412182d1185c183e2a9237fb6d3b23ed1", kill_on_drop: false }`
[INFO] [stdout] 4e6e826b1f72fd9e67edcc8ab3794de412182d1185c183e2a9237fb6d3b23ed1
[INFO] checking pna-0.4.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate pna 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate pna 0.4.0 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 pna 0.4.0
[INFO] finished tweaking crates.io crate pna 0.4.0
[INFO] tweaked toml for crates.io crate pna 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate pna 0.4.0 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d733d983de50d997353b4b3cb29734e80a00e42a0146e23549dd1b1c6bb2b83e
[INFO] running `Command { std: "docker" "start" "-a" "d733d983de50d997353b4b3cb29734e80a00e42a0146e23549dd1b1c6bb2b83e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d733d983de50d997353b4b3cb29734e80a00e42a0146e23549dd1b1c6bb2b83e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d733d983de50d997353b4b3cb29734e80a00e42a0146e23549dd1b1c6bb2b83e", kill_on_drop: false }`
[INFO] [stdout] d733d983de50d997353b4b3cb29734e80a00e42a0146e23549dd1b1c6bb2b83e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 278d1b79f87950aba3a91519b0f9eff1d94a32aeb758fbe5229447c51ffe7c38
[INFO] running `Command { std: "docker" "start" "-a" "278d1b79f87950aba3a91519b0f9eff1d94a32aeb758fbe5229447c51ffe7c38", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling zstd-safe v7.0.0
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking aes v0.8.3
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking camellia v0.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking argon2 v0.5.2
[INFO] [stderr]    Compiling zstd-sys v2.0.9+zstd.1.5.5
[INFO] [stderr]    Compiling liblzma-sys v0.2.3
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking liblzma v0.2.1
[INFO] [stderr]     Checking zstd v0.13.0
[INFO] [stderr]     Checking libpna v0.4.0
[INFO] [stderr]     Checking pna v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.53s
[INFO] running `Command { std: "docker" "inspect" "278d1b79f87950aba3a91519b0f9eff1d94a32aeb758fbe5229447c51ffe7c38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "278d1b79f87950aba3a91519b0f9eff1d94a32aeb758fbe5229447c51ffe7c38", kill_on_drop: false }`
[INFO] [stdout] 278d1b79f87950aba3a91519b0f9eff1d94a32aeb758fbe5229447c51ffe7c38