[INFO] cloning repository https://github.com/josh65536/tsuro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/josh65536/tsuro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosh65536%2Ftsuro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosh65536%2Ftsuro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77615144abd2eb2331a2e84c461fb5ab42345dc4
[INFO] testing josh65536/tsuro against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosh65536%2Ftsuro" "/workspace/builds/worker-72/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-72/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/josh65536/tsuro on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/josh65536/tsuro
[INFO] finished tweaking git repo https://github.com/josh65536/tsuro
[INFO] tweaked toml for git repo https://github.com/josh65536/tsuro written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate git repo https://github.com/josh65536/tsuro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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 svg v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33353885c410e079c918679b233f363494aaa100220edbbcb0632872929f3dbd
[INFO] running `Command { std: "docker" "start" "-a" "33353885c410e079c918679b233f363494aaa100220edbbcb0632872929f3dbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33353885c410e079c918679b233f363494aaa100220edbbcb0632872929f3dbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33353885c410e079c918679b233f363494aaa100220edbbcb0632872929f3dbd", kill_on_drop: false }`
[INFO] [stdout] 33353885c410e079c918679b233f363494aaa100220edbbcb0632872929f3dbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96c505e9d12dbd33b09dae351194a72a041c581f8962737eddfc0a3dd6da58fc
[INFO] running `Command { std: "docker" "start" "-a" "96c505e9d12dbd33b09dae351194a72a041c581f8962737eddfc0a3dd6da58fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cgmath v0.18.0
[INFO] [stderr]    Compiling svg v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling tsuro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `io::Write`
[INFO] [stdout]  --> src/main.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{f64::consts::TAU as TAU, io::Write, path::PathBuf, process::{Command, Stdio}};
[INFO] [stdout]   |                                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     return;
[INFO] [stdout]     |     ------ any code following this expression is unreachable
[INFO] [stdout] 148 | 
[INFO] [stdout] 149 |     let mut filenames = vec![];
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]    --> src/main.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     let child = command.arg(&*output.as_ref().to_string_lossy())
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.81s
[INFO] running `Command { std: "docker" "inspect" "96c505e9d12dbd33b09dae351194a72a041c581f8962737eddfc0a3dd6da58fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c505e9d12dbd33b09dae351194a72a041c581f8962737eddfc0a3dd6da58fc", kill_on_drop: false }`
[INFO] [stdout] 96c505e9d12dbd33b09dae351194a72a041c581f8962737eddfc0a3dd6da58fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea5aeb4b7d5d36f69dfdb4aed9ed3773aca0d3d9962d683e7b82759a9fced2f2
[INFO] running `Command { std: "docker" "start" "-a" "ea5aeb4b7d5d36f69dfdb4aed9ed3773aca0d3d9962d683e7b82759a9fced2f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling tsuro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `io::Write`
[INFO] [stdout]  --> src/main.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{f64::consts::TAU as TAU, io::Write, path::PathBuf, process::{Command, Stdio}};
[INFO] [stdout]   |                                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     return;
[INFO] [stdout]     |     ------ any code following this expression is unreachable
[INFO] [stdout] 148 | 
[INFO] [stdout] 149 |     let mut filenames = vec![];
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]    --> src/main.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     let child = command.arg(&*output.as_ref().to_string_lossy())
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "ea5aeb4b7d5d36f69dfdb4aed9ed3773aca0d3d9962d683e7b82759a9fced2f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea5aeb4b7d5d36f69dfdb4aed9ed3773aca0d3d9962d683e7b82759a9fced2f2", kill_on_drop: false }`
[INFO] [stdout] ea5aeb4b7d5d36f69dfdb4aed9ed3773aca0d3d9962d683e7b82759a9fced2f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8cf3ba4c3f71d88da83336c42d40267665af7792f91fe2ce0a00933cc0f50fff
[INFO] running `Command { std: "docker" "start" "-a" "8cf3ba4c3f71d88da83336c42d40267665af7792f91fe2ce0a00933cc0f50fff", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `io::Write`
[INFO] [stderr]  --> src/main.rs:3:36
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::{f64::consts::TAU as TAU, io::Write, path::PathBuf, process::{Command, Stdio}};
[INFO] [stderr]   |                                    ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/main.rs:149:5
[INFO] [stderr]     |
[INFO] [stderr] 147 |     return;
[INFO] [stderr]     |     ------ any code following this expression is unreachable
[INFO] [stderr] 148 | 
[INFO] [stderr] 149 |     let mut filenames = vec![];
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `child`
[INFO] [stderr]    --> src/main.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |     let child = command.arg(&*output.as_ref().to_string_lossy())
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tsuro` (bin "tsuro" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tsuro-f4d3e031370a98bc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8cf3ba4c3f71d88da83336c42d40267665af7792f91fe2ce0a00933cc0f50fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cf3ba4c3f71d88da83336c42d40267665af7792f91fe2ce0a00933cc0f50fff", kill_on_drop: false }`
[INFO] [stdout] 8cf3ba4c3f71d88da83336c42d40267665af7792f91fe2ce0a00933cc0f50fff