[INFO] cloning repository https://github.com/jrs952/day_one_project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jrs952/day_one_project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrs952%2Fday_one_project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrs952%2Fday_one_project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fe31198ed2930ce4d0c674978c5dd7ff86a1632
[INFO] checking jrs952/day_one_project against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrs952%2Fday_one_project" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jrs952/day_one_project 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/jrs952/day_one_project
[INFO] finished tweaking git repo https://github.com/jrs952/day_one_project
[INFO] tweaked toml for git repo https://github.com/jrs952/day_one_project written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jrs952/day_one_project 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] 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] de612a22b73df28c1dd712bbc8e189bd893e7719370e7b9e689684dafbf550f1
[INFO] running `Command { std: "docker" "start" "-a" "de612a22b73df28c1dd712bbc8e189bd893e7719370e7b9e689684dafbf550f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de612a22b73df28c1dd712bbc8e189bd893e7719370e7b9e689684dafbf550f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de612a22b73df28c1dd712bbc8e189bd893e7719370e7b9e689684dafbf550f1", kill_on_drop: false }`
[INFO] [stdout] de612a22b73df28c1dd712bbc8e189bd893e7719370e7b9e689684dafbf550f1
[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] 597239f077fb9f3de126b770d913f7e0431bfce3edd3bca0926c0d55de33b6b7
[INFO] running `Command { std: "docker" "start" "-a" "597239f077fb9f3de126b770d913f7e0431bfce3edd3bca0926c0d55de33b6b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling syn v2.0.49
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking indexmap v2.2.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking pin-project v1.1.4
[INFO] [stderr]     Checking tungstenite v0.20.1
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking tokio-tungstenite v0.20.1
[INFO] [stderr]     Checking h2 v0.3.24
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking warp v0.3.6
[INFO] [stderr]     Checking day_one_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.58s
[INFO] running `Command { std: "docker" "inspect" "597239f077fb9f3de126b770d913f7e0431bfce3edd3bca0926c0d55de33b6b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "597239f077fb9f3de126b770d913f7e0431bfce3edd3bca0926c0d55de33b6b7", kill_on_drop: false }`
[INFO] [stdout] 597239f077fb9f3de126b770d913f7e0431bfce3edd3bca0926c0d55de33b6b7
[INFO] checking jrs952/day_one_project against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrs952%2Fday_one_project" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jrs952/day_one_project 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/jrs952/day_one_project
[INFO] finished tweaking git repo https://github.com/jrs952/day_one_project
[INFO] tweaked toml for git repo https://github.com/jrs952/day_one_project written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jrs952/day_one_project 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 3739e72c83bb2616730a4d6cc828d6cb65ac41f1c00eb7210bbc3ed862651fee
[INFO] running `Command { std: "docker" "start" "-a" "3739e72c83bb2616730a4d6cc828d6cb65ac41f1c00eb7210bbc3ed862651fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3739e72c83bb2616730a4d6cc828d6cb65ac41f1c00eb7210bbc3ed862651fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3739e72c83bb2616730a4d6cc828d6cb65ac41f1c00eb7210bbc3ed862651fee", kill_on_drop: false }`
[INFO] [stdout] 3739e72c83bb2616730a4d6cc828d6cb65ac41f1c00eb7210bbc3ed862651fee
[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] e41db20cceab28cc0efef4d9bea365d29f7ef9f68237091472c4efd520315d79
[INFO] running `Command { std: "docker" "start" "-a" "e41db20cceab28cc0efef4d9bea365d29f7ef9f68237091472c4efd520315d79", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling syn v2.0.49
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking indexmap v2.2.3
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking tungstenite v0.20.1
[INFO] [stderr]     Checking pin-project v1.1.4
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-tungstenite v0.20.1
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking h2 v0.3.24
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking warp v0.3.6
[INFO] [stderr]     Checking day_one_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.57s
[INFO] running `Command { std: "docker" "inspect" "e41db20cceab28cc0efef4d9bea365d29f7ef9f68237091472c4efd520315d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e41db20cceab28cc0efef4d9bea365d29f7ef9f68237091472c4efd520315d79", kill_on_drop: false }`
[INFO] [stdout] e41db20cceab28cc0efef4d9bea365d29f7ef9f68237091472c4efd520315d79