[INFO] cloning repository https://github.com/mrmonopoly-cyber/arithmetic_combinators
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrmonopoly-cyber/arithmetic_combinators" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrmonopoly-cyber%2Farithmetic_combinators", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrmonopoly-cyber%2Farithmetic_combinators'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdc132b4526011d8dd1f3e80909003254ef4e09f
[INFO] checking mrmonopoly-cyber/arithmetic_combinators against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrmonopoly-cyber%2Farithmetic_combinators" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrmonopoly-cyber/arithmetic_combinators on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/mrmonopoly-cyber/arithmetic_combinators
[INFO] finished tweaking git repo https://github.com/mrmonopoly-cyber/arithmetic_combinators
[INFO] tweaked toml for git repo https://github.com/mrmonopoly-cyber/arithmetic_combinators written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mrmonopoly-cyber/arithmetic_combinators 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded queues v1.1.0
[INFO] [stderr]   Downloaded santiago v1.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f74dd67f57c0d3c7127db9d48a5114338cca7b5cb07e5b1fc0067fc505de18d
[INFO] running `Command { std: "docker" "start" "-a" "3f74dd67f57c0d3c7127db9d48a5114338cca7b5cb07e5b1fc0067fc505de18d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f74dd67f57c0d3c7127db9d48a5114338cca7b5cb07e5b1fc0067fc505de18d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f74dd67f57c0d3c7127db9d48a5114338cca7b5cb07e5b1fc0067fc505de18d", kill_on_drop: false }`
[INFO] [stdout] 3f74dd67f57c0d3c7127db9d48a5114338cca7b5cb07e5b1fc0067fc505de18d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 904e24f62aeba1b8e9df0bba27e4fe6eb7ba38481fc72e44dc4a647c4db87f19
[INFO] running `Command { std: "docker" "start" "-a" "904e24f62aeba1b8e9df0bba27e4fe6eb7ba38481fc72e44dc4a647c4db87f19", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]    Compiling syn v2.0.70
[INFO] [stderr]    Compiling variant_count v1.1.0
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking queues v1.1.0
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]     Checking santiago v1.3.1
[INFO] [stderr]     Checking arithmetic_combinators v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `print_links` is never used
[INFO] [stdout]    --> src/arith_comb_gaph/graph.rs:117:16
[INFO] [stdout]     |
[INFO] [stdout] 72  |     impl<'a> Graph<'a> {
[INFO] [stdout]     |     ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 117 |         pub fn print_links(&self){
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_links` is never used
[INFO] [stdout]    --> src/arith_comb_gaph/graph.rs:117:16
[INFO] [stdout]     |
[INFO] [stdout] 72  |     impl<'a> Graph<'a> {
[INFO] [stdout]     |     ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 117 |         pub fn print_links(&self){
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.45s
[INFO] running `Command { std: "docker" "inspect" "904e24f62aeba1b8e9df0bba27e4fe6eb7ba38481fc72e44dc4a647c4db87f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "904e24f62aeba1b8e9df0bba27e4fe6eb7ba38481fc72e44dc4a647c4db87f19", kill_on_drop: false }`
[INFO] [stdout] 904e24f62aeba1b8e9df0bba27e4fe6eb7ba38481fc72e44dc4a647c4db87f19
[INFO] checking mrmonopoly-cyber/arithmetic_combinators against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrmonopoly-cyber%2Farithmetic_combinators" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrmonopoly-cyber/arithmetic_combinators on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/mrmonopoly-cyber/arithmetic_combinators
[INFO] finished tweaking git repo https://github.com/mrmonopoly-cyber/arithmetic_combinators
[INFO] tweaked toml for git repo https://github.com/mrmonopoly-cyber/arithmetic_combinators written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mrmonopoly-cyber/arithmetic_combinators 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9a0e28cea92ca797847da85d89e202a73e4e9847775943c59a51572c06cecfc
[INFO] running `Command { std: "docker" "start" "-a" "b9a0e28cea92ca797847da85d89e202a73e4e9847775943c59a51572c06cecfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9a0e28cea92ca797847da85d89e202a73e4e9847775943c59a51572c06cecfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9a0e28cea92ca797847da85d89e202a73e4e9847775943c59a51572c06cecfc", kill_on_drop: false }`
[INFO] [stdout] b9a0e28cea92ca797847da85d89e202a73e4e9847775943c59a51572c06cecfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c7294b8cfb2b63f4ae60c2533d63087e4cfd4c2ac19970aabb8bed8785bd251
[INFO] running `Command { std: "docker" "start" "-a" "3c7294b8cfb2b63f4ae60c2533d63087e4cfd4c2ac19970aabb8bed8785bd251", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking queues v1.1.0
[INFO] [stderr]    Compiling syn v2.0.70
[INFO] [stderr]    Compiling variant_count v1.1.0
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]     Checking santiago v1.3.1
[INFO] [stderr]     Checking arithmetic_combinators v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `print_links` is never used
[INFO] [stdout]    --> src/arith_comb_gaph/graph.rs:117:16
[INFO] [stdout]     |
[INFO] [stdout] 72  |     impl<'a> Graph<'a> {
[INFO] [stdout]     |     ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 117 |         pub fn print_links(&self){
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_links` is never used
[INFO] [stdout]    --> src/arith_comb_gaph/graph.rs:117:16
[INFO] [stdout]     |
[INFO] [stdout] 72  |     impl<'a> Graph<'a> {
[INFO] [stdout]     |     ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 117 |         pub fn print_links(&self){
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.22s
[INFO] running `Command { std: "docker" "inspect" "3c7294b8cfb2b63f4ae60c2533d63087e4cfd4c2ac19970aabb8bed8785bd251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c7294b8cfb2b63f4ae60c2533d63087e4cfd4c2ac19970aabb8bed8785bd251", kill_on_drop: false }`
[INFO] [stdout] 3c7294b8cfb2b63f4ae60c2533d63087e4cfd4c2ac19970aabb8bed8785bd251