[INFO] fetching crate cart-cache 0.1.6...
[INFO] testing cart-cache-0.1.6 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate cart-cache 0.1.6 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate cart-cache 0.1.6 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cart-cache 0.1.6
[INFO] finished tweaking crates.io crate cart-cache 0.1.6
[INFO] tweaked toml for crates.io crate cart-cache 0.1.6 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13e1bacd2430b088fe5a5f31f3b80ea302b080b0624006feaed5cbab90cdb2e2
[INFO] running `Command { std: "docker" "start" "-a" "13e1bacd2430b088fe5a5f31f3b80ea302b080b0624006feaed5cbab90cdb2e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13e1bacd2430b088fe5a5f31f3b80ea302b080b0624006feaed5cbab90cdb2e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13e1bacd2430b088fe5a5f31f3b80ea302b080b0624006feaed5cbab90cdb2e2", kill_on_drop: false }`
[INFO] [stdout] 13e1bacd2430b088fe5a5f31f3b80ea302b080b0624006feaed5cbab90cdb2e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7ee993412e44ecb50ddf1fa3ff733a0b88756d5a743617d18003b72d2d07e33
[INFO] running `Command { std: "docker" "start" "-a" "c7ee993412e44ecb50ddf1fa3ff733a0b88756d5a743617d18003b72d2d07e33", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling cart-cache v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "c7ee993412e44ecb50ddf1fa3ff733a0b88756d5a743617d18003b72d2d07e33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ee993412e44ecb50ddf1fa3ff733a0b88756d5a743617d18003b72d2d07e33", kill_on_drop: false }`
[INFO] [stdout] c7ee993412e44ecb50ddf1fa3ff733a0b88756d5a743617d18003b72d2d07e33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f0b771976e790eed7a53a4e0f54176c15a81b99c1262d0bb4bde31c2005d89a
[INFO] running `Command { std: "docker" "start" "-a" "7f0b771976e790eed7a53a4e0f54176c15a81b99c1262d0bb4bde31c2005d89a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling cart-cache v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "7f0b771976e790eed7a53a4e0f54176c15a81b99c1262d0bb4bde31c2005d89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f0b771976e790eed7a53a4e0f54176c15a81b99c1262d0bb4bde31c2005d89a", kill_on_drop: false }`
[INFO] [stdout] 7f0b771976e790eed7a53a4e0f54176c15a81b99c1262d0bb4bde31c2005d89a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89b147e1fb3ad6ba0fc912cf18a1057bcac598dcdb781daceed7f7af100ce385
[INFO] running `Command { std: "docker" "start" "-a" "89b147e1fb3ad6ba0fc912cf18a1057bcac598dcdb781daceed7f7af100ce385", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cart_cache-cb6f7ee1f4e2c1c7)
[INFO] [stdout] test tests::random_inserts ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.72s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cart-cache
[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" "89b147e1fb3ad6ba0fc912cf18a1057bcac598dcdb781daceed7f7af100ce385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89b147e1fb3ad6ba0fc912cf18a1057bcac598dcdb781daceed7f7af100ce385", kill_on_drop: false }`
[INFO] [stdout] 89b147e1fb3ad6ba0fc912cf18a1057bcac598dcdb781daceed7f7af100ce385