[INFO] fetching crate multi_mut 0.1.3...
[INFO] testing multi_mut-0.1.3 against 1.45.2 for beta-1.46-1
[INFO] extracting crate multi_mut 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate multi_mut 0.1.3 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 multi_mut 0.1.3
[INFO] finished tweaking crates.io crate multi_mut 0.1.3
[INFO] tweaked toml for crates.io crate multi_mut 0.1.3 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 345c2ea98ce50325f610a1ccbe08ac9bcdda20f04bf68d617068654c07fe3764
[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" "345c2ea98ce50325f610a1ccbe08ac9bcdda20f04bf68d617068654c07fe3764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "345c2ea98ce50325f610a1ccbe08ac9bcdda20f04bf68d617068654c07fe3764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "345c2ea98ce50325f610a1ccbe08ac9bcdda20f04bf68d617068654c07fe3764", kill_on_drop: false }`
[INFO] [stdout] 345c2ea98ce50325f610a1ccbe08ac9bcdda20f04bf68d617068654c07fe3764
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fc9128541e7750e6ffd7901bd6d3a9659c2dae30185e8780c809421330803b7e
[INFO] running `Command { std: "docker" "start" "-a" "fc9128541e7750e6ffd7901bd6d3a9659c2dae30185e8780c809421330803b7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling multi_mut v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "fc9128541e7750e6ffd7901bd6d3a9659c2dae30185e8780c809421330803b7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc9128541e7750e6ffd7901bd6d3a9659c2dae30185e8780c809421330803b7e", kill_on_drop: false }`
[INFO] [stdout] fc9128541e7750e6ffd7901bd6d3a9659c2dae30185e8780c809421330803b7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 789f5b7438ceae1df21d4dbc52970d1bfbdea0a531e99d29301e0ea2d6029647
[INFO] running `Command { std: "docker" "start" "-a" "789f5b7438ceae1df21d4dbc52970d1bfbdea0a531e99d29301e0ea2d6029647", kill_on_drop: false }`
[INFO] [stderr]    Compiling multi_mut v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "789f5b7438ceae1df21d4dbc52970d1bfbdea0a531e99d29301e0ea2d6029647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789f5b7438ceae1df21d4dbc52970d1bfbdea0a531e99d29301e0ea2d6029647", kill_on_drop: false }`
[INFO] [stdout] 789f5b7438ceae1df21d4dbc52970d1bfbdea0a531e99d29301e0ea2d6029647
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d74e651239e8a42bea990c7c7caaa9e8afc55fa25ddf4ec7cc9dc5bc43294e2d
[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" "d74e651239e8a42bea990c7c7caaa9e8afc55fa25ddf4ec7cc9dc5bc43294e2d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/multi_mut-84f9f571f508ad0d
[INFO] [stdout] running 56 tests
[INFO] [stdout] test tests_btree::test_multi_iter_success ... ok
[INFO] [stdout] test tests_btree::test_multi_ref_success ... ok
[INFO] [stdout] test tests_btree::test_pair_nonexistent_key ... ok
[INFO] [stdout] test tests_btree::test_multi_iter_over_capacity ... ok
[INFO] [stdout] test tests_btree::test_multi_nonexistent ... ok
[INFO] [stdout] test tests_btree::test_triple_overlap_1 ... ok
[INFO] [stdout] test tests_btree::test_triple_overlap_2 ... ok
[INFO] [stdout] test tests_btree::test_multi_success ... ok
[INFO] [stdout] test tests_btree::test_pair_overlap ... ok
[INFO] [stdout] test tests_btree::test_triple_overlap_4 ... ok
[INFO] [stdout] test tests_btree::test_pair_panic_success ... ok
[INFO] [stdout] test tests_btree::test_pair_success ... ok
[INFO] [stdout] test tests_btree::test_triple_nonexistent_key ... ok
[INFO] [stdout] test tests_btree::test_triple_overlap_3 ... ok
[INFO] [stdout] test tests_btree::test_triple_panic_success ... ok
[INFO] [stdout] test tests_btree::test_triple_success ... ok
[INFO] [stdout] test tests_hash::test_multi_iter_over_capacity ... ok
[INFO] [stdout] test tests_btree::test_pair_panic_overlap ... ok
[INFO] [stdout] test tests_btree::test_multi_ref_nonexistent ... ok
[INFO] [stdout] test tests_btree::test_multi_same_key ... ok
[INFO] [stdout] test tests_btree::test_multi_over_capacity ... ok
[INFO] [stdout] test tests_btree::test_pair_panic_nonexistent_key ... ok
[INFO] [stdout] test tests_btree::test_multi_iter_nonexistent ... ok
[INFO] [stdout] test tests_hash::test_multi_nonexistent ... ok
[INFO] [stdout] test tests_hash::test_multi_iter_success ... ok
[INFO] [stdout] test tests_hash::test_pair_nonexistent_key ... ok
[INFO] [stdout] test tests_hash::test_pair_overlap ... ok
[INFO] [stdout] test tests_hash::test_pair_panic_nonexistent_key ... ok
[INFO] [stdout] test tests_btree::test_triple_panic_nonexistent_key ... ok
[INFO] [stdout] test tests_btree::test_triple_panic_overlap_1 ... ok
[INFO] [stdout] test tests_btree::test_triple_panic_overlap_2 ... ok
[INFO] [stdout] test tests_btree::test_triple_panic_overlap_3 ... ok
[INFO] [stdout] test tests_btree::test_triple_panic_overlap_4 ... ok
[INFO] [stdout] test tests_hash::test_pair_panic_overlap ... ok
[INFO] [stdout] test tests_hash::test_triple_overlap_3 ... ok
[INFO] [stdout] test tests_hash::test_triple_overlap_2 ... ok
[INFO] [stdout] test tests_hash::test_triple_overlap_1 ... ok
[INFO] [stdout] test tests_hash::test_pair_success ... ok
[INFO] [stdout] test tests_hash::test_multi_ref_success ... ok
[INFO] [stdout] test tests_hash::test_multi_success ... ok
[INFO] [stdout] test tests_hash::test_pair_panic_success ... ok
[INFO] [stdout] test tests_hash::test_multi_iter_same_key ... ok
[INFO] [stdout] test tests_hash::test_multi_iter_nonexistent ... ok
[INFO] [stdout] test tests_hash::test_triple_nonexistent_key ... ok
[INFO] [stdout] test tests_hash::test_triple_panic_success ... ok
[INFO] [stdout] test tests_hash::test_triple_overlap_4 ... ok
[INFO] [stdout] test tests_hash::test_triple_success ... ok
[INFO] [stdout] test tests_hash::test_triple_panic_overlap_3 ... ok
[INFO] [stdout] test tests_hash::test_multi_over_capacity ... ok
[INFO] [stdout] test tests_hash::test_multi_ref_nonexistent ... ok
[INFO] [stdout] test tests_hash::test_multi_same_key ... ok
[INFO] [stdout] test tests_hash::test_triple_panic_overlap_2 ... ok
[INFO] [stdout] test tests_hash::test_triple_panic_overlap_4 ... ok
[INFO] [stdout] test tests_btree::test_multi_iter_same_key ... ok
[INFO] [stdout] test tests_hash::test_triple_panic_overlap_1 ... ok
[INFO] [stdout] test tests_hash::test_triple_panic_nonexistent_key ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 56 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests multi_mut
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d74e651239e8a42bea990c7c7caaa9e8afc55fa25ddf4ec7cc9dc5bc43294e2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d74e651239e8a42bea990c7c7caaa9e8afc55fa25ddf4ec7cc9dc5bc43294e2d", kill_on_drop: false }`
[INFO] [stdout] d74e651239e8a42bea990c7c7caaa9e8afc55fa25ddf4ec7cc9dc5bc43294e2d