[INFO] fetching crate ochenslab 0.0.2...
[INFO] testing ochenslab-0.0.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ochenslab 0.0.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ochenslab 0.0.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ochenslab 0.0.2
[INFO] finished tweaking crates.io crate ochenslab 0.0.2
[INFO] tweaked toml for crates.io crate ochenslab 0.0.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] ced6b7e15a9393def0c686aea42c7dd01a7787c3b22d2db82dbe80c7ec56f0e9
[INFO] running `Command { std: "docker" "start" "-a" "ced6b7e15a9393def0c686aea42c7dd01a7787c3b22d2db82dbe80c7ec56f0e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ced6b7e15a9393def0c686aea42c7dd01a7787c3b22d2db82dbe80c7ec56f0e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ced6b7e15a9393def0c686aea42c7dd01a7787c3b22d2db82dbe80c7ec56f0e9", kill_on_drop: false }`
[INFO] [stdout] ced6b7e15a9393def0c686aea42c7dd01a7787c3b22d2db82dbe80c7ec56f0e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 123ed9f0227b4210402c84c5e47fd0792d8265290b1b88f7c6a255c469aefc71
[INFO] running `Command { std: "docker" "start" "-a" "123ed9f0227b4210402c84c5e47fd0792d8265290b1b88f7c6a255c469aefc71", kill_on_drop: false }`
[INFO] [stderr]    Compiling ochenslab v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "123ed9f0227b4210402c84c5e47fd0792d8265290b1b88f7c6a255c469aefc71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "123ed9f0227b4210402c84c5e47fd0792d8265290b1b88f7c6a255c469aefc71", kill_on_drop: false }`
[INFO] [stdout] 123ed9f0227b4210402c84c5e47fd0792d8265290b1b88f7c6a255c469aefc71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89e7b6ce2c08f55df2c4a12616c019746f2427e98f5ab43d7f67f70b80ab0e23
[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" "89e7b6ce2c08f55df2c4a12616c019746f2427e98f5ab43d7f67f70b80ab0e23", kill_on_drop: false }`
[INFO] [stderr]    Compiling ochenslab v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "89e7b6ce2c08f55df2c4a12616c019746f2427e98f5ab43d7f67f70b80ab0e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e7b6ce2c08f55df2c4a12616c019746f2427e98f5ab43d7f67f70b80ab0e23", kill_on_drop: false }`
[INFO] [stdout] 89e7b6ce2c08f55df2c4a12616c019746f2427e98f5ab43d7f67f70b80ab0e23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5df634c912f874fd962c7995748f0a33bc671871f3ddf6401643ff74c1c36b92
[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" "5df634c912f874fd962c7995748f0a33bc671871f3ddf6401643ff74c1c36b92", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ochenslab-7de5550b37f2bcab
[INFO] [stdout] running 4 tests
[INFO] [stderr]    Doc-tests ochenslab
[INFO] [stdout] test tests::can_insert_and_remove_an_element ... ok
[INFO] [stdout] test tests::can_reach_capacity_and_back ... ok
[INFO] [stdout] test tests::can_reach_capacity ... ok
[INFO] [stdout] test tests::can_mutate_element ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - OchenSlab (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.69s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5df634c912f874fd962c7995748f0a33bc671871f3ddf6401643ff74c1c36b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df634c912f874fd962c7995748f0a33bc671871f3ddf6401643ff74c1c36b92", kill_on_drop: false }`
[INFO] [stdout] 5df634c912f874fd962c7995748f0a33bc671871f3ddf6401643ff74c1c36b92