[INFO] cloning repository https://github.com/caspermeijn/pcap-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/caspermeijn/pcap-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaspermeijn%2Fpcap-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaspermeijn%2Fpcap-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2af1ccb4d7b4a9ab32aab5bdfdf20c3ff0663d16
[INFO] checking caspermeijn/pcap-experiments against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaspermeijn%2Fpcap-experiments" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/caspermeijn/pcap-experiments on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/caspermeijn/pcap-experiments
[INFO] finished tweaking git repo https://github.com/caspermeijn/pcap-experiments
[INFO] tweaked toml for git repo https://github.com/caspermeijn/pcap-experiments written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/caspermeijn/pcap-experiments 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pcap-file v2.0.0
[INFO] [stderr]   Downloaded byteorder_slice v3.0.0
[INFO] [stderr]   Downloaded derive-into-owned 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c747ef4be9565fd5918bfa490e12fe18395750203fb940ef838759121650375
[INFO] running `Command { std: "docker" "start" "-a" "3c747ef4be9565fd5918bfa490e12fe18395750203fb940ef838759121650375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c747ef4be9565fd5918bfa490e12fe18395750203fb940ef838759121650375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c747ef4be9565fd5918bfa490e12fe18395750203fb940ef838759121650375", kill_on_drop: false }`
[INFO] [stdout] 3c747ef4be9565fd5918bfa490e12fe18395750203fb940ef838759121650375
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d38b51b7e5eb0a8887a75782c6593e0326072736a06f731ca0e37b29de38e628
[INFO] running `Command { std: "docker" "start" "-a" "d38b51b7e5eb0a8887a75782c6593e0326072736a06f731ca0e37b29de38e628", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking byteorder_slice v3.0.0
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling derive-into-owned v0.2.0
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking pcap-file v2.0.0
[INFO] [stderr]     Checking pcap-experiments v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "d38b51b7e5eb0a8887a75782c6593e0326072736a06f731ca0e37b29de38e628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d38b51b7e5eb0a8887a75782c6593e0326072736a06f731ca0e37b29de38e628", kill_on_drop: false }`
[INFO] [stdout] d38b51b7e5eb0a8887a75782c6593e0326072736a06f731ca0e37b29de38e628
[INFO] checking caspermeijn/pcap-experiments against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaspermeijn%2Fpcap-experiments" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/caspermeijn/pcap-experiments on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/caspermeijn/pcap-experiments
[INFO] finished tweaking git repo https://github.com/caspermeijn/pcap-experiments
[INFO] tweaked toml for git repo https://github.com/caspermeijn/pcap-experiments written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/caspermeijn/pcap-experiments 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f7f27e01ebd61104b706d06a9096765053be2b7bb82becb2018155824251a72
[INFO] running `Command { std: "docker" "start" "-a" "4f7f27e01ebd61104b706d06a9096765053be2b7bb82becb2018155824251a72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f7f27e01ebd61104b706d06a9096765053be2b7bb82becb2018155824251a72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f7f27e01ebd61104b706d06a9096765053be2b7bb82becb2018155824251a72", kill_on_drop: false }`
[INFO] [stdout] 4f7f27e01ebd61104b706d06a9096765053be2b7bb82becb2018155824251a72
[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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2c8906808d79bd1f99ecdc234bbfde8c5a2dd7087b2718440e12da30d61f69e
[INFO] running `Command { std: "docker" "start" "-a" "a2c8906808d79bd1f99ecdc234bbfde8c5a2dd7087b2718440e12da30d61f69e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking byteorder_slice v3.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling derive-into-owned v0.2.0
[INFO] [stderr]     Checking pcap-file v2.0.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pcap-file-2.0.0/src/pcap/header.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 | /         match magic_number {
[INFO] [stdout] 55 | |             0xA1B2C3D4 => return init_pcap_header::<BigEndian>(slice, TsResolution::MicroSecond, Endianness::Big),
[INFO] [stdout] 56 | |             0xA1B23C4D => return init_pcap_header::<BigEndian>(slice, TsResolution::NanoSecond, Endianness::Big),
[INFO] [stdout] 57 | |             0xD4C3B2A1 => return init_pcap_header::<LittleEndian>(slice, TsResolution::MicroSecond, Endianness::Little),
[INFO] [stdout] 58 | |             0x4D3CB2A1 => return init_pcap_header::<LittleEndian>(slice, TsResolution::NanoSecond, Endianness::Little),
[INFO] [stdout] 59 | |             _ => return Err(PcapError::InvalidField("PcapHeader: wrong magic number")),
[INFO] [stdout] 60 | |         };
[INFO] [stdout]    | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pcap-file` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a2c8906808d79bd1f99ecdc234bbfde8c5a2dd7087b2718440e12da30d61f69e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2c8906808d79bd1f99ecdc234bbfde8c5a2dd7087b2718440e12da30d61f69e", kill_on_drop: false }`
[INFO] [stdout] a2c8906808d79bd1f99ecdc234bbfde8c5a2dd7087b2718440e12da30d61f69e