[INFO] cloning repository https://github.com/aybdee/dflow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aybdee/dflow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faybdee%2Fdflow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faybdee%2Fdflow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb66e4d923851e7dd68eee76911647a0cc5711f0
[INFO] checking aybdee/dflow/cb66e4d923851e7dd68eee76911647a0cc5711f0 against master#8e37e151835d96d6a7415e93e6876561485a3354 for pr-134218
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faybdee%2Fdflow" "/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/aybdee/dflow on toolchain 8e37e151835d96d6a7415e93e6876561485a3354
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e37e151835d96d6a7415e93e6876561485a3354" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aybdee/dflow
[INFO] finished tweaking git repo https://github.com/aybdee/dflow
[INFO] tweaked toml for git repo https://github.com/aybdee/dflow written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aybdee/dflow 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" "+8e37e151835d96d6a7415e93e6876561485a3354" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode_names2_generator v1.3.0
[INFO] [stderr]   Downloaded rustpython-parser-vendored v0.4.0
[INFO] [stderr]   Downloaded rustpython-parser-core v0.4.0
[INFO] [stderr]   Downloaded malachite v0.4.16
[INFO] [stderr]   Downloaded malachite-bigint v0.2.0
[INFO] [stderr]   Downloaded rustpython-ast v0.4.0
[INFO] [stderr]   Downloaded rustpython-parser v0.4.0
[INFO] [stderr]   Downloaded malachite-q v0.4.16
[INFO] [stderr]   Downloaded unicode_names2 v1.3.0
[INFO] [stderr]   Downloaded malachite-base v0.4.16
[INFO] [stderr]   Downloaded is-macro v0.3.7
[INFO] [stderr]   Downloaded malachite-nz v0.4.16
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+8e37e151835d96d6a7415e93e6876561485a3354" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d476786fc2931e3e88bd6e6eaeed2c1a8f04c964ffbdb829fffeedb31d8f6a20
[INFO] running `Command { std: "docker" "start" "-a" "d476786fc2931e3e88bd6e6eaeed2c1a8f04c964ffbdb829fffeedb31d8f6a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d476786fc2931e3e88bd6e6eaeed2c1a8f04c964ffbdb829fffeedb31d8f6a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d476786fc2931e3e88bd6e6eaeed2c1a8f04c964ffbdb829fffeedb31d8f6a20", kill_on_drop: false }`
[INFO] [stdout] d476786fc2931e3e88bd6e6eaeed2c1a8f04c964ffbdb829fffeedb31d8f6a20
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+8e37e151835d96d6a7415e93e6876561485a3354" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e017eedfb66c2e673827f069f4b26a2b59fe9a67f70131157f06f5755f40018
[INFO] running `Command { std: "docker" "start" "-a" "4e017eedfb66c2e673827f069f4b26a2b59fe9a67f70131157f06f5755f40018", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling malachite-nz v0.4.16
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking hashbrown v0.15.1
[INFO] [stderr]     Checking unic-emoji-char v0.9.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking unic-ucd-ident v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking lalrpop-util v0.20.2
[INFO] [stderr]     Checking rustpython-parser-vendored v0.4.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking indexmap v2.6.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]     Checking malachite-base v0.4.16
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling is-macro v0.3.7
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]     Checking rustpython-parser-core v0.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling unicode_names2_generator v1.3.0
[INFO] [stderr]    Compiling rustpython-parser v0.4.0
[INFO] [stderr]    Compiling unicode_names2 v1.3.0
[INFO] [stderr]     Checking malachite-q v0.4.16
[INFO] [stderr]     Checking malachite v0.4.16
[INFO] [stderr]     Checking malachite-bigint v0.2.0
[INFO] [stderr]     Checking rustpython-ast v0.4.0
[INFO] [stderr]     Checking dflow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/cfg_builder.rs:135:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 panic!("unsupported statement type");
[INFO] [stdout]     |                 ------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 135 |                 todo!()
[INFO] [stdout]     |                 ^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/cfg_builder.rs:135:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 panic!("unsupported statement type");
[INFO] [stdout]     |                 ------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 135 |                 todo!()
[INFO] [stdout]     |                 ^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `if_merge` is never used
[INFO] [stdout]   --> src/cfg.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl CfgNode {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn if_merge() -> Self {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CfgConnection` is never constructed
[INFO] [stdout]   --> src/cfg.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct CfgConnection {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `if_merge` is never used
[INFO] [stdout]   --> src/cfg.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl CfgNode {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn if_merge() -> Self {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CfgConnection` is never constructed
[INFO] [stdout]   --> src/cfg.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct CfgConnection {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.85s
[INFO] running `Command { std: "docker" "inspect" "4e017eedfb66c2e673827f069f4b26a2b59fe9a67f70131157f06f5755f40018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e017eedfb66c2e673827f069f4b26a2b59fe9a67f70131157f06f5755f40018", kill_on_drop: false }`
[INFO] [stdout] 4e017eedfb66c2e673827f069f4b26a2b59fe9a67f70131157f06f5755f40018