[INFO] cloning repository https://github.com/ilyail3/DVR-simulation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ilyail3/DVR-simulation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyail3%2FDVR-simulation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyail3%2FDVR-simulation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa692746ee5205ddcdb90ff7b42c899cd70b5d34
[INFO] checking ilyail3/DVR-simulation against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyail3%2FDVR-simulation" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ilyail3/DVR-simulation 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] started tweaking git repo https://github.com/ilyail3/DVR-simulation
[INFO] finished tweaking git repo https://github.com/ilyail3/DVR-simulation
[INFO] tweaked toml for git repo https://github.com/ilyail3/DVR-simulation written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ilyail3/DVR-simulation 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1d92f2df6b7bbce800cb128242e985202d80c73dc6127784ecb68e46b5aa588d
[INFO] running `Command { std: "docker" "start" "-a" "1d92f2df6b7bbce800cb128242e985202d80c73dc6127784ecb68e46b5aa588d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d92f2df6b7bbce800cb128242e985202d80c73dc6127784ecb68e46b5aa588d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d92f2df6b7bbce800cb128242e985202d80c73dc6127784ecb68e46b5aa588d", kill_on_drop: false }`
[INFO] [stdout] 1d92f2df6b7bbce800cb128242e985202d80c73dc6127784ecb68e46b5aa588d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 27e3a7c7894a371597748691f55c0ae9f07f7751420929b1469d5a22b7b7a544
[INFO] running `Command { std: "docker" "start" "-a" "27e3a7c7894a371597748691f55c0ae9f07f7751420929b1469d5a22b7b7a544", kill_on_drop: false }`
[INFO] [stderr]     Checking dvr_sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `exc2` is never used
[INFO] [stdout]    --> src/main.rs:437:4
[INFO] [stdout]     |
[INFO] [stdout] 437 | fn exc2(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exc3` is never used
[INFO] [stdout]    --> src/main.rs:468:4
[INFO] [stdout]     |
[INFO] [stdout] 468 | fn exc3(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tir1` is never used
[INFO] [stdout]    --> src/main.rs:493:4
[INFO] [stdout]     |
[INFO] [stdout] 493 | fn tir1(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exc2` is never used
[INFO] [stdout]    --> src/main.rs:437:4
[INFO] [stdout]     |
[INFO] [stdout] 437 | fn exc2(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exc3` is never used
[INFO] [stdout]    --> src/main.rs:468:4
[INFO] [stdout]     |
[INFO] [stdout] 468 | fn exc3(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tir1` is never used
[INFO] [stdout]    --> src/main.rs:493:4
[INFO] [stdout]     |
[INFO] [stdout] 493 | fn tir1(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:547:5
[INFO] [stdout]     |
[INFO] [stdout] 547 |     tir2(output_path);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 547 |     let _ = tir2(output_path);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:547:5
[INFO] [stdout]     |
[INFO] [stdout] 547 |     tir2(output_path);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 547 |     let _ = tir2(output_path);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "27e3a7c7894a371597748691f55c0ae9f07f7751420929b1469d5a22b7b7a544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27e3a7c7894a371597748691f55c0ae9f07f7751420929b1469d5a22b7b7a544", kill_on_drop: false }`
[INFO] [stdout] 27e3a7c7894a371597748691f55c0ae9f07f7751420929b1469d5a22b7b7a544
[INFO] checking ilyail3/DVR-simulation against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyail3%2FDVR-simulation" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ilyail3/DVR-simulation 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] started tweaking git repo https://github.com/ilyail3/DVR-simulation
[INFO] finished tweaking git repo https://github.com/ilyail3/DVR-simulation
[INFO] tweaked toml for git repo https://github.com/ilyail3/DVR-simulation written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ilyail3/DVR-simulation 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b7edfd33433c5a072efa534b505a9d34a663e6651db71b8ba51c413cec1d7c30
[INFO] running `Command { std: "docker" "start" "-a" "b7edfd33433c5a072efa534b505a9d34a663e6651db71b8ba51c413cec1d7c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7edfd33433c5a072efa534b505a9d34a663e6651db71b8ba51c413cec1d7c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7edfd33433c5a072efa534b505a9d34a663e6651db71b8ba51c413cec1d7c30", kill_on_drop: false }`
[INFO] [stdout] b7edfd33433c5a072efa534b505a9d34a663e6651db71b8ba51c413cec1d7c30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d68c133349c35ff2a72a3baf5a78cc7f896b01f5507f793c75d8b21ef37b3137
[INFO] running `Command { std: "docker" "start" "-a" "d68c133349c35ff2a72a3baf5a78cc7f896b01f5507f793c75d8b21ef37b3137", kill_on_drop: false }`
[INFO] [stderr]     Checking dvr_sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `exc2` is never used
[INFO] [stdout]    --> src/main.rs:437:4
[INFO] [stdout]     |
[INFO] [stdout] 437 | fn exc2(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exc3` is never used
[INFO] [stdout]    --> src/main.rs:468:4
[INFO] [stdout]     |
[INFO] [stdout] 468 | fn exc3(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tir1` is never used
[INFO] [stdout]    --> src/main.rs:493:4
[INFO] [stdout]     |
[INFO] [stdout] 493 | fn tir1(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:547:5
[INFO] [stdout]     |
[INFO] [stdout] 547 |     tir2(output_path);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 547 |     let _ = tir2(output_path);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exc2` is never used
[INFO] [stdout]    --> src/main.rs:437:4
[INFO] [stdout]     |
[INFO] [stdout] 437 | fn exc2(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exc3` is never used
[INFO] [stdout]    --> src/main.rs:468:4
[INFO] [stdout]     |
[INFO] [stdout] 468 | fn exc3(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tir1` is never used
[INFO] [stdout]    --> src/main.rs:493:4
[INFO] [stdout]     |
[INFO] [stdout] 493 | fn tir1(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:547:5
[INFO] [stdout]     |
[INFO] [stdout] 547 |     tir2(output_path);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 547 |     let _ = tir2(output_path);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "d68c133349c35ff2a72a3baf5a78cc7f896b01f5507f793c75d8b21ef37b3137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d68c133349c35ff2a72a3baf5a78cc7f896b01f5507f793c75d8b21ef37b3137", kill_on_drop: false }`
[INFO] [stdout] d68c133349c35ff2a72a3baf5a78cc7f896b01f5507f793c75d8b21ef37b3137