[INFO] fetching crate try_collections 0.1.1...
[INFO] testing try_collections-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate try_collections 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate try_collections 0.1.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate try_collections 0.1.1
[INFO] finished tweaking crates.io crate try_collections 0.1.1
[INFO] tweaked toml for crates.io crate try_collections 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea8522956eddbbaeddb31722dc8c5acb76761ef7d20378d45e138e72d4b9c3c3
[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" "ea8522956eddbbaeddb31722dc8c5acb76761ef7d20378d45e138e72d4b9c3c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea8522956eddbbaeddb31722dc8c5acb76761ef7d20378d45e138e72d4b9c3c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea8522956eddbbaeddb31722dc8c5acb76761ef7d20378d45e138e72d4b9c3c3", kill_on_drop: false }`
[INFO] [stdout] ea8522956eddbbaeddb31722dc8c5acb76761ef7d20378d45e138e72d4b9c3c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 918311daaa32f0dce1fd8176ae7670805de2d257a52c468baaa1dd6e3ba4406e
[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" "918311daaa32f0dce1fd8176ae7670805de2d257a52c468baaa1dd6e3ba4406e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling try_collections v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "918311daaa32f0dce1fd8176ae7670805de2d257a52c468baaa1dd6e3ba4406e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "918311daaa32f0dce1fd8176ae7670805de2d257a52c468baaa1dd6e3ba4406e", kill_on_drop: false }`
[INFO] [stdout] 918311daaa32f0dce1fd8176ae7670805de2d257a52c468baaa1dd6e3ba4406e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] daf5980c1a6ec1cf4179634d417c57c62d03f622cdb8dee9aa9fba9eb7a0d52a
[INFO] running `Command { std: "docker" "start" "-a" "daf5980c1a6ec1cf4179634d417c57c62d03f622cdb8dee9aa9fba9eb7a0d52a", kill_on_drop: false }`
[INFO] [stderr]    Compiling try_collections v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "daf5980c1a6ec1cf4179634d417c57c62d03f622cdb8dee9aa9fba9eb7a0d52a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daf5980c1a6ec1cf4179634d417c57c62d03f622cdb8dee9aa9fba9eb7a0d52a", kill_on_drop: false }`
[INFO] [stdout] daf5980c1a6ec1cf4179634d417c57c62d03f622cdb8dee9aa9fba9eb7a0d52a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", 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] 1130217b5c38442df1c755391dfc05e1c43a2c096a50057847a11424b77a4536
[INFO] running `Command { std: "docker" "start" "-a" "1130217b5c38442df1c755391dfc05e1c43a2c096a50057847a11424b77a4536", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/try_collections-c74b5f22326ef741)
[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] [stderr]    Doc-tests try_collections
[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" "1130217b5c38442df1c755391dfc05e1c43a2c096a50057847a11424b77a4536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1130217b5c38442df1c755391dfc05e1c43a2c096a50057847a11424b77a4536", kill_on_drop: false }`
[INFO] [stdout] 1130217b5c38442df1c755391dfc05e1c43a2c096a50057847a11424b77a4536