[INFO] fetching crate fluxcap 0.1.1...
[INFO] checking fluxcap-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate fluxcap 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate fluxcap 0.1.1 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 fluxcap 0.1.1
[INFO] finished tweaking crates.io crate fluxcap 0.1.1
[INFO] tweaked toml for crates.io crate fluxcap 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate fluxcap 0.1.1 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded abackus v0.2.6
[INFO] [stderr]   Downloaded lexers v0.1.4
[INFO] [stderr]   Downloaded earlgrey v0.3.2
[INFO] [stderr]   Downloaded kronos v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2d752ef4c733b24d96a1256d149070213821810acce8657e6fa1eac1b4a25d56
[INFO] running `Command { std: "docker" "start" "-a" "2d752ef4c733b24d96a1256d149070213821810acce8657e6fa1eac1b4a25d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d752ef4c733b24d96a1256d149070213821810acce8657e6fa1eac1b4a25d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d752ef4c733b24d96a1256d149070213821810acce8657e6fa1eac1b4a25d56", kill_on_drop: false }`
[INFO] [stdout] 2d752ef4c733b24d96a1256d149070213821810acce8657e6fa1eac1b4a25d56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 458efd4d81bcd45cecd92ffb7115d37352c6f62e3f6675bb9c3b703130c84b77
[INFO] running `Command { std: "docker" "start" "-a" "458efd4d81bcd45cecd92ffb7115d37352c6f62e3f6675bb9c3b703130c84b77", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking lexers v0.1.4
[INFO] [stderr]     Checking earlgrey v0.3.2
[INFO] [stderr]     Checking abackus v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking kronos v0.1.5
[INFO] [stderr]     Checking fluxcap v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `Command { std: "docker" "inspect" "458efd4d81bcd45cecd92ffb7115d37352c6f62e3f6675bb9c3b703130c84b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "458efd4d81bcd45cecd92ffb7115d37352c6f62e3f6675bb9c3b703130c84b77", kill_on_drop: false }`
[INFO] [stdout] 458efd4d81bcd45cecd92ffb7115d37352c6f62e3f6675bb9c3b703130c84b77
[INFO] checking fluxcap-0.1.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate fluxcap 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate fluxcap 0.1.1 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 fluxcap 0.1.1
[INFO] finished tweaking crates.io crate fluxcap 0.1.1
[INFO] tweaked toml for crates.io crate fluxcap 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate fluxcap 0.1.1 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5d9e2c208cef824cd57b7d6b781e7b3493ee7210daea65f48ec5e92139a37dec
[INFO] running `Command { std: "docker" "start" "-a" "5d9e2c208cef824cd57b7d6b781e7b3493ee7210daea65f48ec5e92139a37dec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d9e2c208cef824cd57b7d6b781e7b3493ee7210daea65f48ec5e92139a37dec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d9e2c208cef824cd57b7d6b781e7b3493ee7210daea65f48ec5e92139a37dec", kill_on_drop: false }`
[INFO] [stdout] 5d9e2c208cef824cd57b7d6b781e7b3493ee7210daea65f48ec5e92139a37dec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] db03ff85706c8ca5df649720763f8157e7e69c2699f697f091b2f13c51c3605a
[INFO] running `Command { std: "docker" "start" "-a" "db03ff85706c8ca5df649720763f8157e7e69c2699f697f091b2f13c51c3605a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking lexers v0.1.4
[INFO] [stderr]     Checking earlgrey v0.3.2
[INFO] [stderr]     Checking abackus v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking kronos v0.1.5
[INFO] [stderr]     Checking fluxcap v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `Command { std: "docker" "inspect" "db03ff85706c8ca5df649720763f8157e7e69c2699f697f091b2f13c51c3605a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db03ff85706c8ca5df649720763f8157e7e69c2699f697f091b2f13c51c3605a", kill_on_drop: false }`
[INFO] [stdout] db03ff85706c8ca5df649720763f8157e7e69c2699f697f091b2f13c51c3605a