[INFO] cloning repository https://github.com/ferrous-systems/cargo-flamegraph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ferrous-systems/cargo-flamegraph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferrous-systems%2Fcargo-flamegraph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferrous-systems%2Fcargo-flamegraph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9305be572cc9918bc0d410591d73fd37022d3c2b
[INFO] checking ferrous-systems/cargo-flamegraph against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferrous-systems%2Fcargo-flamegraph" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ferrous-systems/cargo-flamegraph 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/ferrous-systems/cargo-flamegraph
[INFO] finished tweaking git repo https://github.com/ferrous-systems/cargo-flamegraph
[INFO] tweaked toml for git repo https://github.com/ferrous-systems/cargo-flamegraph written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ferrous-systems/cargo-flamegraph 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 blondie v0.4.2
[INFO] [stderr]   Downloaded opener v0.7.0
[INFO] [stderr]   Downloaded symsrv v0.2.0
[INFO] [stderr]   Downloaded inplace-vec-builder v0.1.1
[INFO] [stderr]   Downloaded lzxd v0.1.4
[INFO] [stderr]   Downloaded elsa v1.10.0
[INFO] [stderr]   Downloaded binary-merge v0.1.2
[INFO] [stderr]   Downloaded pdb-addr2line v0.10.4
[INFO] [stderr]   Downloaded cab v0.4.1
[INFO] [stderr]   Downloaded pdb v0.8.0
[INFO] [stderr]   Downloaded quick-xml v0.26.0
[INFO] [stderr]   Downloaded inferno v0.11.19
[INFO] [stderr]   Downloaded async-compression v0.4.6
[INFO] [stderr]   Downloaded range-collections v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 8d45e4c33f9fd8d5e923d79a14f4f4817bb3471072605cada37058e698d55801
[INFO] running `Command { std: "docker" "start" "-a" "8d45e4c33f9fd8d5e923d79a14f4f4817bb3471072605cada37058e698d55801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d45e4c33f9fd8d5e923d79a14f4f4817bb3471072605cada37058e698d55801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d45e4c33f9fd8d5e923d79a14f4f4817bb3471072605cada37058e698d55801", kill_on_drop: false }`
[INFO] [stdout] 8d45e4c33f9fd8d5e923d79a14f4f4817bb3471072605cada37058e698d55801
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] de26d9be291dc0194de1fea7057b331ab9532132478f84b69fe0d22e3eaa88e6
[INFO] running `Command { std: "docker" "start" "-a" "de26d9be291dc0194de1fea7057b331ab9532132478f84b69fe0d22e3eaa88e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking bytemuck v1.14.1
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking indexmap v2.2.2
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking crossbeam-channel v0.5.11
[INFO] [stderr]     Checking quick-xml v0.26.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking shlex v1.3.0
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]    Compiling libdbus-sys v0.2.5
[INFO] [stderr]     Checking bstr v1.9.0
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking inferno v0.11.19
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking thiserror v1.0.56
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]     Checking clap_complete v4.4.10
[INFO] [stderr]     Checking dbus v0.9.7
[INFO] [stderr]     Checking cargo-platform v0.1.6
[INFO] [stderr]     Checking cargo_metadata v0.18.1
[INFO] [stderr]     Checking opener v0.7.0
[INFO] [stderr]     Checking flamegraph v0.6.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.84s
[INFO] running `Command { std: "docker" "inspect" "de26d9be291dc0194de1fea7057b331ab9532132478f84b69fe0d22e3eaa88e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de26d9be291dc0194de1fea7057b331ab9532132478f84b69fe0d22e3eaa88e6", kill_on_drop: false }`
[INFO] [stdout] de26d9be291dc0194de1fea7057b331ab9532132478f84b69fe0d22e3eaa88e6
[INFO] checking ferrous-systems/cargo-flamegraph against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferrous-systems%2Fcargo-flamegraph" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ferrous-systems/cargo-flamegraph 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/ferrous-systems/cargo-flamegraph
[INFO] finished tweaking git repo https://github.com/ferrous-systems/cargo-flamegraph
[INFO] tweaked toml for git repo https://github.com/ferrous-systems/cargo-flamegraph written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ferrous-systems/cargo-flamegraph 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 656b0c13ef45ab8a603661a9228540482a586845bee886614f5bf91d45495ec1
[INFO] running `Command { std: "docker" "start" "-a" "656b0c13ef45ab8a603661a9228540482a586845bee886614f5bf91d45495ec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "656b0c13ef45ab8a603661a9228540482a586845bee886614f5bf91d45495ec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "656b0c13ef45ab8a603661a9228540482a586845bee886614f5bf91d45495ec1", kill_on_drop: false }`
[INFO] [stdout] 656b0c13ef45ab8a603661a9228540482a586845bee886614f5bf91d45495ec1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b463a054a3b0a7c4506039fe897bb41c491f30c2890155a69d9b997dfa60fd69
[INFO] running `Command { std: "docker" "start" "-a" "b463a054a3b0a7c4506039fe897bb41c491f30c2890155a69d9b997dfa60fd69", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking bytemuck v1.14.1
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking indexmap v2.2.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.11
[INFO] [stderr]     Checking quick-xml v0.26.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking shlex v1.3.0
[INFO] [stderr]    Compiling libdbus-sys v0.2.5
[INFO] [stderr]     Checking bstr v1.9.0
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking inferno v0.11.19
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking thiserror v1.0.56
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]     Checking clap_complete v4.4.10
[INFO] [stderr]     Checking dbus v0.9.7
[INFO] [stderr]     Checking cargo-platform v0.1.6
[INFO] [stderr]     Checking cargo_metadata v0.18.1
[INFO] [stderr]     Checking opener v0.7.0
[INFO] [stderr]     Checking flamegraph v0.6.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.49s
[INFO] running `Command { std: "docker" "inspect" "b463a054a3b0a7c4506039fe897bb41c491f30c2890155a69d9b997dfa60fd69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b463a054a3b0a7c4506039fe897bb41c491f30c2890155a69d9b997dfa60fd69", kill_on_drop: false }`
[INFO] [stdout] b463a054a3b0a7c4506039fe897bb41c491f30c2890155a69d9b997dfa60fd69