[INFO] cloning repository https://github.com/rmcgibbo/execgraph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rmcgibbo/execgraph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmcgibbo%2Fexecgraph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmcgibbo%2Fexecgraph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e85ce7f0e7bbea0a0eb3823aebcf92f826da9447
[INFO] checking rmcgibbo/execgraph against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmcgibbo%2Fexecgraph" "/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/rmcgibbo/execgraph on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rmcgibbo/execgraph
[INFO] finished tweaking git repo https://github.com/rmcgibbo/execgraph
[INFO] tweaked toml for git repo https://github.com/rmcgibbo/execgraph written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rmcgibbo/execgraph 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pythonize v0.19.0
[INFO] [stderr]   Downloaded tokio-command-fds v0.2.1
[INFO] [stderr]   Downloaded grep-cli v0.1.9
[INFO] [stderr]   Downloaded ringbuffer v0.15.0
[INFO] [stderr]   Downloaded quantiles v0.7.1
[INFO] [stderr]   Downloaded advisory-lock v0.3.0
[INFO] [stderr]   Downloaded bufreaderwriter v0.2.4
[INFO] [stderr]   Downloaded event-listener v3.0.0
[INFO] [stderr]   Downloaded coz v0.1.3
[INFO] [stderr]   Downloaded lzzzz v1.0.4
[INFO] [stderr]   Downloaded postcard v1.0.7
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dbee0f8931d2b707bcd6d1ea070664805264d83a8d7cbb924e5b6490624ddc7
[INFO] running `Command { std: "docker" "start" "-a" "4dbee0f8931d2b707bcd6d1ea070664805264d83a8d7cbb924e5b6490624ddc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dbee0f8931d2b707bcd6d1ea070664805264d83a8d7cbb924e5b6490624ddc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dbee0f8931d2b707bcd6d1ea070664805264d83a8d7cbb924e5b6490624ddc7", kill_on_drop: false }`
[INFO] [stdout] 4dbee0f8931d2b707bcd6d1ea070664805264d83a8d7cbb924e5b6490624ddc7
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acbc1e0174cdc307ac1a366896d80fb854bee49ad9a47df85edbeea6b8b6a2f4
[INFO] running `Command { std: "docker" "start" "-a" "acbc1e0174cdc307ac1a366896d80fb854bee49ad9a47df85edbeea6b8b6a2f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling target-lexicon v0.12.11
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]     Checking aho-corasick v1.0.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling pyo3-build-config v0.19.2
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling syn v2.0.35
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking anstyle v1.0.3
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]    Compiling pyo3-ffi v0.19.2
[INFO] [stderr]    Compiling pyo3 v0.19.2
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling lzzzz v1.0.4
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking unindent v0.1.11
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]     Checking time v0.3.28
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking clap_builder v4.4.2
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]    Compiling execgraph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pyo3-macros-backend v0.19.2
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking bstr v1.6.2
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking filetime v0.2.22
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking matchit v0.7.2
[INFO] [stderr]     Checking globset v0.4.13
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking http-range-header v0.3.1
[INFO] [stderr]     Checking cobs v0.2.3
[INFO] [stderr]     Checking parking v2.1.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking ipnet v2.8.0
[INFO] [stderr]     Checking event-listener v3.0.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking grep-cli v0.1.9
[INFO] [stderr]     Checking petgraph v0.6.4
[INFO] [stderr]     Checking sysinfo v0.29.10
[INFO] [stderr]     Checking notify v6.1.1
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking async-priority-channel v0.1.0
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking advisory-lock v0.3.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking gethostname v0.4.3
[INFO] [stderr]     Checking quantiles v0.7.1
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking bufreaderwriter v0.2.4
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking whoami v1.4.1
[INFO] [stderr]     Checking ringbuffer v0.15.0
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]    Compiling pyo3-macros v0.19.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]    Compiling async-trait v0.1.73
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking thiserror v1.0.48
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking serde v1.0.188
[INFO] [stderr]     Checking clap v4.4.3
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tokio-command-fds v0.2.1
[INFO] [stderr]     Checking tokio-pipe v0.2.12
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking tower-http v0.4.4
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.14
[INFO] [stderr]     Checking postcard v1.0.7
[INFO] [stderr]     Checking pythonize v0.19.0
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking reqwest v0.11.20
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.48s
[INFO] running `Command { std: "docker" "inspect" "acbc1e0174cdc307ac1a366896d80fb854bee49ad9a47df85edbeea6b8b6a2f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acbc1e0174cdc307ac1a366896d80fb854bee49ad9a47df85edbeea6b8b6a2f4", kill_on_drop: false }`
[INFO] [stdout] acbc1e0174cdc307ac1a366896d80fb854bee49ad9a47df85edbeea6b8b6a2f4