[INFO] fetching crate insertion-sort 0.1.0...
[INFO] testing insertion-sort-0.1.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate insertion-sort 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate insertion-sort 0.1.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate insertion-sort 0.1.0
[INFO] finished tweaking crates.io crate insertion-sort 0.1.0
[INFO] tweaked toml for crates.io crate insertion-sort 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9297a7c0ca78503b5650fc1a359d5ae604ea0a54e42b33adb04096f33a896500
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9297a7c0ca78503b5650fc1a359d5ae604ea0a54e42b33adb04096f33a896500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9297a7c0ca78503b5650fc1a359d5ae604ea0a54e42b33adb04096f33a896500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9297a7c0ca78503b5650fc1a359d5ae604ea0a54e42b33adb04096f33a896500", kill_on_drop: false }`
[INFO] [stdout] 9297a7c0ca78503b5650fc1a359d5ae604ea0a54e42b33adb04096f33a896500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b4fb9b9e9d1aa9159901e1838306632c6cea125405d0a1a0e75a3e65ab72936c
[INFO] running `Command { std: "docker" "start" "-a" "b4fb9b9e9d1aa9159901e1838306632c6cea125405d0a1a0e75a3e65ab72936c", kill_on_drop: false }`
[INFO] [stderr]    Compiling insertion-sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `sort`
[INFO] [stdout]  --> src/insertion_sort.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn sort(v: Vec<i32>) -> Vec<i32> {
[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 [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "b4fb9b9e9d1aa9159901e1838306632c6cea125405d0a1a0e75a3e65ab72936c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4fb9b9e9d1aa9159901e1838306632c6cea125405d0a1a0e75a3e65ab72936c", kill_on_drop: false }`
[INFO] [stdout] b4fb9b9e9d1aa9159901e1838306632c6cea125405d0a1a0e75a3e65ab72936c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9010b81af4d057e3ff1d0f03624a0572911fda662abd671e43bc145b951764a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e9010b81af4d057e3ff1d0f03624a0572911fda662abd671e43bc145b951764a", kill_on_drop: false }`
[INFO] [stderr]    Compiling insertion-sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `sort`
[INFO] [stdout]  --> src/insertion_sort.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn sort(v: Vec<i32>) -> Vec<i32> {
[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 test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "e9010b81af4d057e3ff1d0f03624a0572911fda662abd671e43bc145b951764a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9010b81af4d057e3ff1d0f03624a0572911fda662abd671e43bc145b951764a", kill_on_drop: false }`
[INFO] [stdout] e9010b81af4d057e3ff1d0f03624a0572911fda662abd671e43bc145b951764a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1e4e2245b04d08241a7356888092c767b3cf84a7f092fe83e0ffdc2954e2d6f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a1e4e2245b04d08241a7356888092c767b3cf84a7f092fe83e0ffdc2954e2d6f", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `sort`
[INFO] [stderr]  --> src/insertion_sort.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn sort(v: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/insertion_sort-dcbb75e9c9c3ec7e
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests insertion-sort
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a1e4e2245b04d08241a7356888092c767b3cf84a7f092fe83e0ffdc2954e2d6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1e4e2245b04d08241a7356888092c767b3cf84a7f092fe83e0ffdc2954e2d6f", kill_on_drop: false }`
[INFO] [stdout] a1e4e2245b04d08241a7356888092c767b3cf84a7f092fe83e0ffdc2954e2d6f