[INFO] cloning repository https://github.com/Janko-dev/rusty_graph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Janko-dev/rusty_graph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanko-dev%2Frusty_graph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanko-dev%2Frusty_graph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fec81dcb07d4feedcd77c6f833c3fd378b460985
[INFO] checking Janko-dev/rusty_graph against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanko-dev%2Frusty_graph" "/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/Janko-dev/rusty_graph on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Janko-dev/rusty_graph
[INFO] finished tweaking git repo https://github.com/Janko-dev/rusty_graph
[INFO] tweaked toml for git repo https://github.com/Janko-dev/rusty_graph written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Janko-dev/rusty_graph 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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking Janko-dev/rusty_graph against try#aa7c6ba69acce8b10a275eabfe6157ea72c8b599 for pr-117984
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanko-dev%2Frusty_graph" "/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/Janko-dev/rusty_graph on toolchain aa7c6ba69acce8b10a275eabfe6157ea72c8b599
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Janko-dev/rusty_graph
[INFO] finished tweaking git repo https://github.com/Janko-dev/rusty_graph
[INFO] tweaked toml for git repo https://github.com/Janko-dev/rusty_graph written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Janko-dev/rusty_graph 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" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nix v0.25.0
[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" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90c4e5e6452646a17244c3fabfdb69b9264384988090dc47532011d58cf08f35
[INFO] running `Command { std: "docker" "start" "-a" "90c4e5e6452646a17244c3fabfdb69b9264384988090dc47532011d58cf08f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90c4e5e6452646a17244c3fabfdb69b9264384988090dc47532011d58cf08f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90c4e5e6452646a17244c3fabfdb69b9264384988090dc47532011d58cf08f35", kill_on_drop: false }`
[INFO] [stdout] 90c4e5e6452646a17244c3fabfdb69b9264384988090dc47532011d58cf08f35
[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" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a58c4f6f5db9aca93a376853c881a0619bfd0111beeae7804cc1ee0b7b37e99d
[INFO] running `Command { std: "docker" "start" "-a" "a58c4f6f5db9aca93a376853c881a0619bfd0111beeae7804cc1ee0b7b37e99d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.133
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[INFO] [stderr]     Checking downcast-rs v1.2.0
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[INFO] [stderr]    Compiling glutin_glx_sys v0.1.8
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[INFO] [stderr]    Compiling bytemuck_derive v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.35
[INFO] [stderr]    Compiling foreign-types-macros v0.2.2
[INFO] [stderr]     Checking foreign-types v0.5.0
[INFO] [stderr]     Checking bytemuck v1.12.1
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[INFO] [stderr]     Checking calloop v0.10.3
[INFO] [stderr]     Checking epaint v0.19.0
[INFO] [stderr]     Checking tiny-skia v0.7.0
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[INFO] [stderr]     Checking egui_glow v0.19.0
[INFO] [stderr]     Checking arboard v2.1.1
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[INFO] [stderr]     Checking rusty_graph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:65:40
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:77:40
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:88:40
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:99:40
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&scanner::Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:65:40
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&scanner::Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:77:40
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&scanner::Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:88:40
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&scanner::Token<'_>` instead of cloning the inner type
[INFO] [stdout]   --> src/parser.rs:99:40
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let op = tokens.peek().unwrap().clone();
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.38s
[INFO] running `Command { std: "docker" "inspect" "a58c4f6f5db9aca93a376853c881a0619bfd0111beeae7804cc1ee0b7b37e99d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a58c4f6f5db9aca93a376853c881a0619bfd0111beeae7804cc1ee0b7b37e99d", kill_on_drop: false }`
[INFO] [stdout] a58c4f6f5db9aca93a376853c881a0619bfd0111beeae7804cc1ee0b7b37e99d