[INFO] fetching crate macroboard 0.2.0...
[INFO] checking macroboard-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate macroboard 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate macroboard 0.2.0 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 macroboard 0.2.0
[INFO] finished tweaking crates.io crate macroboard 0.2.0
[INFO] tweaked toml for crates.io crate macroboard 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate macroboard 0.2.0 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded keycode v0.4.0
[INFO] [stderr]   Downloaded tinyset v0.4.10
[INFO] [stderr]   Downloaded udev v0.6.3
[INFO] [stderr]   Downloaded input v0.7.1
[INFO] [stderr]   Downloaded keycode_macro v0.4.0
[INFO] [stderr]   Downloaded nix v0.24.1
[INFO] [stderr]   Downloaded input-sys v1.16.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] aba20f471c8407915ec52f62930eb986d992d54f893a65848a76cb8120f63d6d
[INFO] running `Command { std: "docker" "start" "-a" "aba20f471c8407915ec52f62930eb986d992d54f893a65848a76cb8120f63d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aba20f471c8407915ec52f62930eb986d992d54f893a65848a76cb8120f63d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aba20f471c8407915ec52f62930eb986d992d54f893a65848a76cb8120f63d6d", kill_on_drop: false }`
[INFO] [stdout] aba20f471c8407915ec52f62930eb986d992d54f893a65848a76cb8120f63d6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 76c455883c65f27e5a506822918021208dd1fbc9b470d92c43aa0e3b5392a706
[INFO] running `Command { std: "docker" "start" "-a" "76c455883c65f27e5a506822918021208dd1fbc9b470d92c43aa0e3b5392a706", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling input-sys v1.16.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling keycode_macro v0.4.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking udev v0.6.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking input v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking keycode v0.4.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tinyset v0.4.10
[INFO] [stderr]     Checking macroboard v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.43s
[INFO] running `Command { std: "docker" "inspect" "76c455883c65f27e5a506822918021208dd1fbc9b470d92c43aa0e3b5392a706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c455883c65f27e5a506822918021208dd1fbc9b470d92c43aa0e3b5392a706", kill_on_drop: false }`
[INFO] [stdout] 76c455883c65f27e5a506822918021208dd1fbc9b470d92c43aa0e3b5392a706
[INFO] checking macroboard-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate macroboard 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate macroboard 0.2.0 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 macroboard 0.2.0
[INFO] finished tweaking crates.io crate macroboard 0.2.0
[INFO] tweaked toml for crates.io crate macroboard 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate macroboard 0.2.0 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0fc89fab46528281a266180a2f2d974bf744b5b62530bb30b44b6c8cd3cabb18
[INFO] running `Command { std: "docker" "start" "-a" "0fc89fab46528281a266180a2f2d974bf744b5b62530bb30b44b6c8cd3cabb18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fc89fab46528281a266180a2f2d974bf744b5b62530bb30b44b6c8cd3cabb18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fc89fab46528281a266180a2f2d974bf744b5b62530bb30b44b6c8cd3cabb18", kill_on_drop: false }`
[INFO] [stdout] 0fc89fab46528281a266180a2f2d974bf744b5b62530bb30b44b6c8cd3cabb18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] da522cc2457621e84e012d79968c0fb05ddde9a702424af2060c80256552fdc9
[INFO] running `Command { std: "docker" "start" "-a" "da522cc2457621e84e012d79968c0fb05ddde9a702424af2060c80256552fdc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling input-sys v1.16.1
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling keycode_macro v0.4.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking udev v0.6.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking input v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking keycode v0.4.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tinyset v0.4.10
[INFO] [stderr]     Checking macroboard v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.27s
[INFO] running `Command { std: "docker" "inspect" "da522cc2457621e84e012d79968c0fb05ddde9a702424af2060c80256552fdc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da522cc2457621e84e012d79968c0fb05ddde9a702424af2060c80256552fdc9", kill_on_drop: false }`
[INFO] [stdout] da522cc2457621e84e012d79968c0fb05ddde9a702424af2060c80256552fdc9