[INFO] fetching crate hashdistinct 0.4.0...
[INFO] testing hashdistinct-0.4.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate hashdistinct 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate hashdistinct 0.4.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hashdistinct 0.4.0
[INFO] finished tweaking crates.io crate hashdistinct 0.4.0
[INFO] tweaked toml for crates.io crate hashdistinct 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate hashdistinct 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b116b036ef4a3f4edb216c849be6295e3c904a998aa7906b02242a1e1966d22c
[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" "b116b036ef4a3f4edb216c849be6295e3c904a998aa7906b02242a1e1966d22c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b116b036ef4a3f4edb216c849be6295e3c904a998aa7906b02242a1e1966d22c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b116b036ef4a3f4edb216c849be6295e3c904a998aa7906b02242a1e1966d22c", kill_on_drop: false }`
[INFO] [stdout] b116b036ef4a3f4edb216c849be6295e3c904a998aa7906b02242a1e1966d22c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 333e77eda245bc636636f1cd816dba6c5cd2d89456e83affbbf267036b2ef002
[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" "333e77eda245bc636636f1cd816dba6c5cd2d89456e83affbbf267036b2ef002", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling untrusted v0.7.0
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling colored v1.9.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling hashdistinct v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/main.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 |         collections::{HashMap, BTreeMap},
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 20.63s
[INFO] running `Command { std: "docker" "inspect" "333e77eda245bc636636f1cd816dba6c5cd2d89456e83affbbf267036b2ef002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "333e77eda245bc636636f1cd816dba6c5cd2d89456e83affbbf267036b2ef002", kill_on_drop: false }`
[INFO] [stdout] 333e77eda245bc636636f1cd816dba6c5cd2d89456e83affbbf267036b2ef002
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--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] 2b7b94a8fb148c5f633476f3c3bf5332cb6a6a8da9dba78a4a0dfd887d6b4a9f
[INFO] running `Command { std: "docker" "start" "-a" "2b7b94a8fb148c5f633476f3c3bf5332cb6a6a8da9dba78a4a0dfd887d6b4a9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashdistinct v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/main.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 |         collections::{HashMap, BTreeMap},
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 1.21s
[INFO] running `Command { std: "docker" "inspect" "2b7b94a8fb148c5f633476f3c3bf5332cb6a6a8da9dba78a4a0dfd887d6b4a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b7b94a8fb148c5f633476f3c3bf5332cb6a6a8da9dba78a4a0dfd887d6b4a9f", kill_on_drop: false }`
[INFO] [stdout] 2b7b94a8fb148c5f633476f3c3bf5332cb6a6a8da9dba78a4a0dfd887d6b4a9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fc9ad02ff048fd8f3515005fda28bd9e80066e10ac2fe4d4268a75c9b4704676
[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" "fc9ad02ff048fd8f3515005fda28bd9e80066e10ac2fe4d4268a75c9b4704676", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:7:23
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 7 |         collections::{HashMap, BTreeMap},
[INFO] [stdout] 
[INFO] [stderr]   |                       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hashdistinct-2f0e863233ac3330)
[INFO] running `Command { std: "docker" "inspect" "fc9ad02ff048fd8f3515005fda28bd9e80066e10ac2fe4d4268a75c9b4704676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc9ad02ff048fd8f3515005fda28bd9e80066e10ac2fe4d4268a75c9b4704676", kill_on_drop: false }`
[INFO] [stdout] fc9ad02ff048fd8f3515005fda28bd9e80066e10ac2fe4d4268a75c9b4704676