[INFO] cloning repository https://github.com/dagsdags212/sorting-algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dagsdags212/sorting-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdagsdags212%2Fsorting-algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdagsdags212%2Fsorting-algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3ac8d35e9a13174972ffb7f2cbd4bf509999fd3
[INFO] testing dagsdags212/sorting-algorithms against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdagsdags212%2Fsorting-algorithms" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dagsdags212/sorting-algorithms
[INFO] finished tweaking git repo https://github.com/dagsdags212/sorting-algorithms
[INFO] tweaked toml for git repo https://github.com/dagsdags212/sorting-algorithms written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dagsdags212/sorting-algorithms on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dagsdags212/sorting-algorithms 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e33281976717dd3e186d3b53cb4d0a6b983c1b5bb4a7eca559dad869fe42407
[INFO] running `Command { std: "docker" "start" "-a" "5e33281976717dd3e186d3b53cb4d0a6b983c1b5bb4a7eca559dad869fe42407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e33281976717dd3e186d3b53cb4d0a6b983c1b5bb4a7eca559dad869fe42407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e33281976717dd3e186d3b53cb4d0a6b983c1b5bb4a7eca559dad869fe42407", kill_on_drop: false }`
[INFO] [stdout] 5e33281976717dd3e186d3b53cb4d0a6b983c1b5bb4a7eca559dad869fe42407
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63a3eb42655fe2fe45ab5545aee7df35aba5b68f3e7c3ce4745d21deb21d067d
[INFO] running `Command { std: "docker" "start" "-a" "63a3eb42655fe2fe45ab5545aee7df35aba5b68f3e7c3ce4745d21deb21d067d", kill_on_drop: false }`
[INFO] [stderr]    Compiling sorting v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `BubbleSort` is never constructed
[INFO] [stdout]  --> src/bubblesort.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct BubbleSort;
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InsertionSort` is never constructed
[INFO] [stdout]  --> src/insertionsort.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct InsertionSort {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SelectionSort` is never constructed
[INFO] [stdout]  --> src/selectionsort.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SelectionSort;
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "63a3eb42655fe2fe45ab5545aee7df35aba5b68f3e7c3ce4745d21deb21d067d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63a3eb42655fe2fe45ab5545aee7df35aba5b68f3e7c3ce4745d21deb21d067d", kill_on_drop: false }`
[INFO] [stdout] 63a3eb42655fe2fe45ab5545aee7df35aba5b68f3e7c3ce4745d21deb21d067d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3c71450c0ddf8224a84f39e19bbb8981b014adf03594ad7ffd028f670b318e3
[INFO] running `Command { std: "docker" "start" "-a" "d3c71450c0ddf8224a84f39e19bbb8981b014adf03594ad7ffd028f670b318e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling sorting v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `BubbleSort` is never constructed
[INFO] [stdout]  --> src/bubblesort.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct BubbleSort;
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InsertionSort` is never constructed
[INFO] [stdout]  --> src/insertionsort.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct InsertionSort {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SelectionSort` is never constructed
[INFO] [stdout]  --> src/selectionsort.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SelectionSort;
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "d3c71450c0ddf8224a84f39e19bbb8981b014adf03594ad7ffd028f670b318e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c71450c0ddf8224a84f39e19bbb8981b014adf03594ad7ffd028f670b318e3", kill_on_drop: false }`
[INFO] [stdout] d3c71450c0ddf8224a84f39e19bbb8981b014adf03594ad7ffd028f670b318e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f038e76469b7e814c000b9c8d44985b3e9b9255851e32e07eaa417d71be44bd
[INFO] running `Command { std: "docker" "start" "-a" "4f038e76469b7e814c000b9c8d44985b3e9b9255851e32e07eaa417d71be44bd", kill_on_drop: false }`
[INFO] [stderr] warning: struct `BubbleSort` is never constructed
[INFO] [stderr]  --> src/bubblesort.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct BubbleSort;
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `InsertionSort` is never constructed
[INFO] [stderr]  --> src/insertionsort.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct InsertionSort {
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SelectionSort` is never constructed
[INFO] [stderr]  --> src/selectionsort.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct SelectionSort;
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `sorting` (lib) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sorting-5f5ded3a544679ee)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test bubblesort::it_works ... ok
[INFO] [stdout] test selectionsort::it_works ... ok
[INFO] [stdout] test insertionsort::it_works_smart ... ok
[INFO] [stdout] test tests::std_works ... ok
[INFO] [stdout] test insertionsort::it_works_dumb ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sorting
[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" "4f038e76469b7e814c000b9c8d44985b3e9b9255851e32e07eaa417d71be44bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f038e76469b7e814c000b9c8d44985b3e9b9255851e32e07eaa417d71be44bd", kill_on_drop: false }`
[INFO] [stdout] 4f038e76469b7e814c000b9c8d44985b3e9b9255851e32e07eaa417d71be44bd