[INFO] cloning repository https://github.com/Its-Just-Nans/spust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Its-Just-Nans/spust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIts-Just-Nans%2Fspust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIts-Just-Nans%2Fspust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c70b655c9d3ab9e665a3824219240e21fc0f1bf
[INFO] checking Its-Just-Nans/spust against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIts-Just-Nans%2Fspust" "/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/Its-Just-Nans/spust 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 git repo https://github.com/Its-Just-Nans/spust
[INFO] finished tweaking git repo https://github.com/Its-Just-Nans/spust
[INFO] tweaked toml for git repo https://github.com/Its-Just-Nans/spust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Its-Just-Nans/spust 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]  Downloading crates ...
[INFO] [stderr]   Downloaded http-range-header v0.4.0
[INFO] [stderr]   Downloaded multer v3.0.0
[INFO] [stderr]   Downloaded tower-http v0.5.1
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2aac05c0d2b8d4a1aaa7ff896d5e6e103d1598d3a484007c017a9d83ac02354b
[INFO] running `Command { std: "docker" "start" "-a" "2aac05c0d2b8d4a1aaa7ff896d5e6e103d1598d3a484007c017a9d83ac02354b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aac05c0d2b8d4a1aaa7ff896d5e6e103d1598d3a484007c017a9d83ac02354b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aac05c0d2b8d4a1aaa7ff896d5e6e103d1598d3a484007c017a9d83ac02354b", kill_on_drop: false }`
[INFO] [stdout] 2aac05c0d2b8d4a1aaa7ff896d5e6e103d1598d3a484007c017a9d83ac02354b
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83def4900c5c5afc95dd35289e8655719da5220c9ea0c80025d71791b4d86508
[INFO] running `Command { std: "docker" "start" "-a" "83def4900c5c5afc95dd35289e8655719da5220c9ea0c80025d71791b4d86508", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]     Checking http v1.0.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling multer v3.0.0
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking http-range-header v0.4.0
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling axum v0.7.4
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking http-body-util v0.1.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.15
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking h2 v0.4.2
[INFO] [stderr]     Checking tower-http v0.5.1
[INFO] [stderr]     Checking hyper v1.1.0
[INFO] [stderr]     Checking hyper-util v0.1.2
[INFO] [stderr]     Checking spust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.71s
[INFO] running `Command { std: "docker" "inspect" "83def4900c5c5afc95dd35289e8655719da5220c9ea0c80025d71791b4d86508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83def4900c5c5afc95dd35289e8655719da5220c9ea0c80025d71791b4d86508", kill_on_drop: false }`
[INFO] [stdout] 83def4900c5c5afc95dd35289e8655719da5220c9ea0c80025d71791b4d86508
[INFO] checking Its-Just-Nans/spust against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIts-Just-Nans%2Fspust" "/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/Its-Just-Nans/spust 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 git repo https://github.com/Its-Just-Nans/spust
[INFO] finished tweaking git repo https://github.com/Its-Just-Nans/spust
[INFO] tweaked toml for git repo https://github.com/Its-Just-Nans/spust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Its-Just-Nans/spust 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-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2479ef649654821fc874b6417ba660366eed80d36819da6fdc8190cbe2abc734
[INFO] running `Command { std: "docker" "start" "-a" "2479ef649654821fc874b6417ba660366eed80d36819da6fdc8190cbe2abc734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2479ef649654821fc874b6417ba660366eed80d36819da6fdc8190cbe2abc734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2479ef649654821fc874b6417ba660366eed80d36819da6fdc8190cbe2abc734", kill_on_drop: false }`
[INFO] [stdout] 2479ef649654821fc874b6417ba660366eed80d36819da6fdc8190cbe2abc734
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09b2d0975f5efaff2e7b12750b54a9fdc8b38e3167482352fa6dff203364d4aa
[INFO] running `Command { std: "docker" "start" "-a" "09b2d0975f5efaff2e7b12750b54a9fdc8b38e3167482352fa6dff203364d4aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]     Checking http v1.0.0
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling multer v3.0.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking http-range-header v0.4.0
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]     Checking http-body-util v0.1.0
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling axum v0.7.4
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.15
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking h2 v0.4.2
[INFO] [stderr]     Checking tower-http v0.5.1
[INFO] [stderr]     Checking hyper v1.1.0
[INFO] [stderr]     Checking hyper-util v0.1.2
[INFO] [stderr]     Checking spust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.58s
[INFO] running `Command { std: "docker" "inspect" "09b2d0975f5efaff2e7b12750b54a9fdc8b38e3167482352fa6dff203364d4aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09b2d0975f5efaff2e7b12750b54a9fdc8b38e3167482352fa6dff203364d4aa", kill_on_drop: false }`
[INFO] [stdout] 09b2d0975f5efaff2e7b12750b54a9fdc8b38e3167482352fa6dff203364d4aa