[INFO] crate mimalloc 0.1.19 is already in cache
[INFO] testing mimalloc-0.1.19 against 1.45.2 for beta-1.46-1
[INFO] extracting crate mimalloc 0.1.19 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mimalloc 0.1.19 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mimalloc 0.1.19
[INFO] finished tweaking crates.io crate mimalloc 0.1.19
[INFO] tweaked toml for crates.io crate mimalloc 0.1.19 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 5f8b7c50659b90701a9415b25aadabf3cb989ed71a2ba17845b8c97308241da6
[INFO] running `Command { std: "docker" "start" "-a" "5f8b7c50659b90701a9415b25aadabf3cb989ed71a2ba17845b8c97308241da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f8b7c50659b90701a9415b25aadabf3cb989ed71a2ba17845b8c97308241da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f8b7c50659b90701a9415b25aadabf3cb989ed71a2ba17845b8c97308241da6", kill_on_drop: false }`
[INFO] [stdout] 5f8b7c50659b90701a9415b25aadabf3cb989ed71a2ba17845b8c97308241da6
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dba82af617dfd500b9df75f618fd7c48aa894d3eed8c5ca119f6f9877808becd
[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" "dba82af617dfd500b9df75f618fd7c48aa894d3eed8c5ca119f6f9877808becd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.15
[INFO] [stderr]    Compiling mimalloc v0.1.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "dba82af617dfd500b9df75f618fd7c48aa894d3eed8c5ca119f6f9877808becd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dba82af617dfd500b9df75f618fd7c48aa894d3eed8c5ca119f6f9877808becd", kill_on_drop: false }`
[INFO] [stdout] dba82af617dfd500b9df75f618fd7c48aa894d3eed8c5ca119f6f9877808becd
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9d0d9b0d0d4d1889a3168662dd2918cf8b89c9530ee11a653429971af2163c5
[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" "b9d0d9b0d0d4d1889a3168662dd2918cf8b89c9530ee11a653429971af2163c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling mimalloc v0.1.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "b9d0d9b0d0d4d1889a3168662dd2918cf8b89c9530ee11a653429971af2163c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9d0d9b0d0d4d1889a3168662dd2918cf8b89c9530ee11a653429971af2163c5", kill_on_drop: false }`
[INFO] [stdout] b9d0d9b0d0d4d1889a3168662dd2918cf8b89c9530ee11a653429971af2163c5
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f37c21a8718001f4fa31054f3f715c90c2835818fb32ec4ca3006560020c3dd
[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" "7f37c21a8718001f4fa31054f3f715c90c2835818fb32ec4ca3006560020c3dd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mimalloc-ccc595050fa7b3dd
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mimalloc
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::it_frees_allocated_memory ... ok
[INFO] [stdout] test tests::it_frees_reallocated_memory ... ok
[INFO] [stdout] test tests::it_frees_zero_allocated_memory ... 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 3 tests
[INFO] [stdout] test src/lib.rs -  (line 21) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 9) ... ignored
[INFO] [stdout] test src/lib.rs - MiMalloc (line 56) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7f37c21a8718001f4fa31054f3f715c90c2835818fb32ec4ca3006560020c3dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f37c21a8718001f4fa31054f3f715c90c2835818fb32ec4ca3006560020c3dd", kill_on_drop: false }`
[INFO] [stdout] 7f37c21a8718001f4fa31054f3f715c90c2835818fb32ec4ca3006560020c3dd