[INFO] fetching crate nmap-rust 0.1.0...
[INFO] checking nmap-rust-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate nmap-rust 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate nmap-rust 0.1.0 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 nmap-rust 0.1.0
[INFO] finished tweaking crates.io crate nmap-rust 0.1.0
[INFO] tweaked toml for crates.io crate nmap-rust 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate nmap-rust 0.1.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_derive v3.0.6
[INFO] [stderr]   Downloaded anyhow v1.0.52
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.6
[INFO] [stderr]   Downloaded syn v1.0.85
[INFO] [stderr]   Downloaded clap v3.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7dcc34718f778ac14563d6a554bba82361a3cbfd49318ca759c2c631bc4bb8f7
[INFO] running `Command { std: "docker" "start" "-a" "7dcc34718f778ac14563d6a554bba82361a3cbfd49318ca759c2c631bc4bb8f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dcc34718f778ac14563d6a554bba82361a3cbfd49318ca759c2c631bc4bb8f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dcc34718f778ac14563d6a554bba82361a3cbfd49318ca759c2c631bc4bb8f7", kill_on_drop: false }`
[INFO] [stdout] 7dcc34718f778ac14563d6a554bba82361a3cbfd49318ca759c2c631bc4bb8f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 07daa234038e3daeb4c7e91251af794afa606621756ac0cf7a3a046a0a2d8479
[INFO] running `Command { std: "docker" "start" "-a" "07daa234038e3daeb4c7e91251af794afa606621756ac0cf7a3a046a0a2d8479", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]     Checking clap v3.0.8
[INFO] [stderr]     Checking nmap-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.12s
[INFO] running `Command { std: "docker" "inspect" "07daa234038e3daeb4c7e91251af794afa606621756ac0cf7a3a046a0a2d8479", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07daa234038e3daeb4c7e91251af794afa606621756ac0cf7a3a046a0a2d8479", kill_on_drop: false }`
[INFO] [stdout] 07daa234038e3daeb4c7e91251af794afa606621756ac0cf7a3a046a0a2d8479
[INFO] checking nmap-rust-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate nmap-rust 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate nmap-rust 0.1.0 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 nmap-rust 0.1.0
[INFO] finished tweaking crates.io crate nmap-rust 0.1.0
[INFO] tweaked toml for crates.io crate nmap-rust 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate nmap-rust 0.1.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 70ef62d421d90c59dd0fda498b4634a3e95ec17d5b436e8f36e9541c79de76c1
[INFO] running `Command { std: "docker" "start" "-a" "70ef62d421d90c59dd0fda498b4634a3e95ec17d5b436e8f36e9541c79de76c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70ef62d421d90c59dd0fda498b4634a3e95ec17d5b436e8f36e9541c79de76c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70ef62d421d90c59dd0fda498b4634a3e95ec17d5b436e8f36e9541c79de76c1", kill_on_drop: false }`
[INFO] [stdout] 70ef62d421d90c59dd0fda498b4634a3e95ec17d5b436e8f36e9541c79de76c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 825e1fc913712a0b6cfd7d53e38886f58ce60e91acc2e9a1b6c9fb86ae9b5a62
[INFO] running `Command { std: "docker" "start" "-a" "825e1fc913712a0b6cfd7d53e38886f58ce60e91acc2e9a1b6c9fb86ae9b5a62", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]     Checking clap v3.0.8
[INFO] [stderr]     Checking nmap-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.31s
[INFO] running `Command { std: "docker" "inspect" "825e1fc913712a0b6cfd7d53e38886f58ce60e91acc2e9a1b6c9fb86ae9b5a62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "825e1fc913712a0b6cfd7d53e38886f58ce60e91acc2e9a1b6c9fb86ae9b5a62", kill_on_drop: false }`
[INFO] [stdout] 825e1fc913712a0b6cfd7d53e38886f58ce60e91acc2e9a1b6c9fb86ae9b5a62