[INFO] cloning repository https://github.com/JustusFluegel/Example-Runner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JustusFluegel/Example-Runner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustusFluegel%2FExample-Runner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustusFluegel%2FExample-Runner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 639286a74aed0b787780c094327683aef050f955
[INFO] checking JustusFluegel/Example-Runner against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustusFluegel%2FExample-Runner" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JustusFluegel/Example-Runner 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/JustusFluegel/Example-Runner
[INFO] finished tweaking git repo https://github.com/JustusFluegel/Example-Runner
[INFO] tweaked toml for git repo https://github.com/JustusFluegel/Example-Runner written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JustusFluegel/Example-Runner 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]      Locking 1 package
[INFO] [stderr]     Updating example-runner-cli v0.1.0 (/workspace/builds/worker-2-tc1/source/crates/example-runner-cli) -> v0.1.1
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded backtrace-ext v0.2.1
[INFO] [stderr]   Downloaded anstyle v1.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 33d0dff13f6a04bdd9d97a02bad27e1ed70fcbef06cb9eb908bce9c3fdebbf32
[INFO] running `Command { std: "docker" "start" "-a" "33d0dff13f6a04bdd9d97a02bad27e1ed70fcbef06cb9eb908bce9c3fdebbf32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33d0dff13f6a04bdd9d97a02bad27e1ed70fcbef06cb9eb908bce9c3fdebbf32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33d0dff13f6a04bdd9d97a02bad27e1ed70fcbef06cb9eb908bce9c3fdebbf32", kill_on_drop: false }`
[INFO] [stdout] 33d0dff13f6a04bdd9d97a02bad27e1ed70fcbef06cb9eb908bce9c3fdebbf32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b552cceb39ddb7f758a9df74a7fb48a1cdd21c1605ca1e1966f8f3fd8add7112
[INFO] running `Command { std: "docker" "start" "-a" "b552cceb39ddb7f758a9df74a7fb48a1cdd21c1605ca1e1966f8f3fd8add7112", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]     Checking indexmap v2.2.2
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking winnow v0.5.36
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking textwrap v0.15.2
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking supports-unicode v2.1.0
[INFO] [stderr]     Checking supports-color v2.1.0
[INFO] [stderr]     Checking supports-hyperlinks v2.1.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking miette v5.10.0
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking cargo-platform v0.1.6
[INFO] [stderr]     Checking toml_edit v0.21.1
[INFO] [stderr]     Checking cargo_metadata v0.18.1
[INFO] [stderr]     Checking toml v0.8.9
[INFO] [stderr]     Checking example-runner-cli v0.1.1 (/opt/rustwide/workdir/crates/example-runner-cli)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.99s
[INFO] running `Command { std: "docker" "inspect" "b552cceb39ddb7f758a9df74a7fb48a1cdd21c1605ca1e1966f8f3fd8add7112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b552cceb39ddb7f758a9df74a7fb48a1cdd21c1605ca1e1966f8f3fd8add7112", kill_on_drop: false }`
[INFO] [stdout] b552cceb39ddb7f758a9df74a7fb48a1cdd21c1605ca1e1966f8f3fd8add7112
[INFO] checking JustusFluegel/Example-Runner against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustusFluegel%2FExample-Runner" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JustusFluegel/Example-Runner 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/JustusFluegel/Example-Runner
[INFO] finished tweaking git repo https://github.com/JustusFluegel/Example-Runner
[INFO] tweaked toml for git repo https://github.com/JustusFluegel/Example-Runner written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JustusFluegel/Example-Runner 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]      Locking 1 package
[INFO] [stderr]     Updating example-runner-cli v0.1.0 (/workspace/builds/worker-2-tc2/source/crates/example-runner-cli) -> v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 18319cf3621ab0aacaf50dcb1828a9b863a3fcc1d0d32ed0461744e826532f34
[INFO] running `Command { std: "docker" "start" "-a" "18319cf3621ab0aacaf50dcb1828a9b863a3fcc1d0d32ed0461744e826532f34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18319cf3621ab0aacaf50dcb1828a9b863a3fcc1d0d32ed0461744e826532f34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18319cf3621ab0aacaf50dcb1828a9b863a3fcc1d0d32ed0461744e826532f34", kill_on_drop: false }`
[INFO] [stdout] 18319cf3621ab0aacaf50dcb1828a9b863a3fcc1d0d32ed0461744e826532f34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 52dd8417cb5e54560a05f2c1f69892a465839949e37c55b394583a6185169a9e
[INFO] running `Command { std: "docker" "start" "-a" "52dd8417cb5e54560a05f2c1f69892a465839949e37c55b394583a6185169a9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]     Checking indexmap v2.2.2
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking winnow v0.5.36
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking textwrap v0.15.2
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking supports-unicode v2.1.0
[INFO] [stderr]     Checking supports-hyperlinks v2.1.0
[INFO] [stderr]     Checking supports-color v2.1.0
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking miette v5.10.0
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking cargo-platform v0.1.6
[INFO] [stderr]     Checking toml_edit v0.21.1
[INFO] [stderr]     Checking cargo_metadata v0.18.1
[INFO] [stderr]     Checking toml v0.8.9
[INFO] [stderr]     Checking example-runner-cli v0.1.1 (/opt/rustwide/workdir/crates/example-runner-cli)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.42s
[INFO] running `Command { std: "docker" "inspect" "52dd8417cb5e54560a05f2c1f69892a465839949e37c55b394583a6185169a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52dd8417cb5e54560a05f2c1f69892a465839949e37c55b394583a6185169a9e", kill_on_drop: false }`
[INFO] [stdout] 52dd8417cb5e54560a05f2c1f69892a465839949e37c55b394583a6185169a9e