[INFO] fetching crate leak 0.1.2...
[INFO] testing leak-0.1.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate leak 0.1.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate leak 0.1.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leak 0.1.2
[INFO] finished tweaking crates.io crate leak 0.1.2
[INFO] tweaked toml for crates.io crate leak 0.1.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea0895613bf066e68d0065988e4a2e7d8684708963009c73f1cb6e4e88756970
[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" "ea0895613bf066e68d0065988e4a2e7d8684708963009c73f1cb6e4e88756970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea0895613bf066e68d0065988e4a2e7d8684708963009c73f1cb6e4e88756970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea0895613bf066e68d0065988e4a2e7d8684708963009c73f1cb6e4e88756970", kill_on_drop: false }`
[INFO] [stdout] ea0895613bf066e68d0065988e4a2e7d8684708963009c73f1cb6e4e88756970
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37e3174a60151e6c77b790815b829bcc57d90b184a773fa2af0ea4057ec2e755
[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" "37e3174a60151e6c77b790815b829bcc57d90b184a773fa2af0ea4057ec2e755", kill_on_drop: false }`
[INFO] [stderr]    Compiling leak v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "37e3174a60151e6c77b790815b829bcc57d90b184a773fa2af0ea4057ec2e755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37e3174a60151e6c77b790815b829bcc57d90b184a773fa2af0ea4057ec2e755", kill_on_drop: false }`
[INFO] [stdout] 37e3174a60151e6c77b790815b829bcc57d90b184a773fa2af0ea4057ec2e755
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd3706f50ec7fa181e9a27b865befb5eea8591d2d04b52b070d29bab5bd91c81
[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" "fd3706f50ec7fa181e9a27b865befb5eea8591d2d04b52b070d29bab5bd91c81", kill_on_drop: false }`
[INFO] [stderr]    Compiling leak v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::Leak`
[INFO] [stdout]   --> src/lib.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |         use super::Leak;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Leak`
[INFO] [stdout]    --> src/lib.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |         use super::Leak;
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "fd3706f50ec7fa181e9a27b865befb5eea8591d2d04b52b070d29bab5bd91c81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd3706f50ec7fa181e9a27b865befb5eea8591d2d04b52b070d29bab5bd91c81", kill_on_drop: false }`
[INFO] [stdout] fd3706f50ec7fa181e9a27b865befb5eea8591d2d04b52b070d29bab5bd91c81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b39706f11cade9e2bcce37456f5e7e5ab650e7f78253af10044d9b0a8cf2fa21
[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" "b39706f11cade9e2bcce37456f5e7e5ab650e7f78253af10044d9b0a8cf2fa21", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `super::Leak`
[INFO] [stdout] running 6 tests
[INFO] [stderr]   --> src/lib.rs:88:13
[INFO] [stdout] test test::leak_box ... ok
[INFO] [stderr]    |
[INFO] [stdout] test test::leak_empty_str ... ok
[INFO] [stderr] 88 |         use super::Leak;
[INFO] [stdout] test test::leak_empty_vec ... ok
[INFO] [stderr]    |             ^^^^^^^^^^^
[INFO] [stdout] test test::leak_vec ... ok
[INFO] [stderr]    |
[INFO] [stdout] test test::leak_nested ... ok
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Leak`
[INFO] [stderr]    --> src/lib.rs:100:13
[INFO] [stderr]     |
[INFO] [stderr] 100 |         use super::Leak;
[INFO] [stderr]     |             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `leak` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/leak-5e433207ee9ed100)
[INFO] [stdout] test test::leak_str ... ok
[INFO] [stderr]    Doc-tests leak
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b39706f11cade9e2bcce37456f5e7e5ab650e7f78253af10044d9b0a8cf2fa21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b39706f11cade9e2bcce37456f5e7e5ab650e7f78253af10044d9b0a8cf2fa21", kill_on_drop: false }`
[INFO] [stdout] b39706f11cade9e2bcce37456f5e7e5ab650e7f78253af10044d9b0a8cf2fa21