[INFO] fetching crate leetcode_prelude 0.2.3...
[INFO] testing leetcode_prelude-0.2.3 against 1.47.0 for beta-1.48-1
[INFO] extracting crate leetcode_prelude 0.2.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate leetcode_prelude 0.2.3 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leetcode_prelude 0.2.3
[INFO] finished tweaking crates.io crate leetcode_prelude 0.2.3
[INFO] tweaked toml for crates.io crate leetcode_prelude 0.2.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 6e88d9f4dd0b2bca897931e012a5ec7a023b6171a78f5157050d759c532e2543
[INFO] running `Command { std: "docker" "start" "-a" "6e88d9f4dd0b2bca897931e012a5ec7a023b6171a78f5157050d759c532e2543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e88d9f4dd0b2bca897931e012a5ec7a023b6171a78f5157050d759c532e2543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e88d9f4dd0b2bca897931e012a5ec7a023b6171a78f5157050d759c532e2543", kill_on_drop: false }`
[INFO] [stdout] 6e88d9f4dd0b2bca897931e012a5ec7a023b6171a78f5157050d759c532e2543
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] dd25018067b424889fdbe2de94a704f6d0ebb11de27b479e9928a753748a2ef0
[INFO] running `Command { std: "docker" "start" "-a" "dd25018067b424889fdbe2de94a704f6d0ebb11de27b479e9928a753748a2ef0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling leetcode_test v0.1.2
[INFO] [stderr]    Compiling leetcode_prelude v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.30s
[INFO] running `Command { std: "docker" "inspect" "dd25018067b424889fdbe2de94a704f6d0ebb11de27b479e9928a753748a2ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd25018067b424889fdbe2de94a704f6d0ebb11de27b479e9928a753748a2ef0", kill_on_drop: false }`
[INFO] [stdout] dd25018067b424889fdbe2de94a704f6d0ebb11de27b479e9928a753748a2ef0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 3f6eba7e3486d435043eea920e98ae76bcbe4c80f3116b81d841d00c208053dd
[INFO] running `Command { std: "docker" "start" "-a" "3f6eba7e3486d435043eea920e98ae76bcbe4c80f3116b81d841d00c208053dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode_prelude v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "3f6eba7e3486d435043eea920e98ae76bcbe4c80f3116b81d841d00c208053dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f6eba7e3486d435043eea920e98ae76bcbe4c80f3116b81d841d00c208053dd", kill_on_drop: false }`
[INFO] [stdout] 3f6eba7e3486d435043eea920e98ae76bcbe4c80f3116b81d841d00c208053dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e0819b429bfe510f19cb42744300db2d06fe624e90eb4f9d7e549dcde39fecec
[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" "e0819b429bfe510f19cb42744300db2d06fe624e90eb4f9d7e549dcde39fecec", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leetcode_prelude-76f14134ad326077
[INFO] [stderr]    Doc-tests leetcode_prelude
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::assert_eq_sorted ... ok
[INFO] [stdout] test tests::test_vec_string ... ok
[INFO] [stdout] test btree::tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/linkedlist.rs - linkedlist (line 38) ... ok
[INFO] [stdout] test src/btree.rs - btree (line 32) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e0819b429bfe510f19cb42744300db2d06fe624e90eb4f9d7e549dcde39fecec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0819b429bfe510f19cb42744300db2d06fe624e90eb4f9d7e549dcde39fecec", kill_on_drop: false }`
[INFO] [stdout] e0819b429bfe510f19cb42744300db2d06fe624e90eb4f9d7e549dcde39fecec
