[INFO] fetching crate coll 0.1.3...
[INFO] testing coll-0.1.3 against 1.47.0 for beta-1.48-1
[INFO] extracting crate coll 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate coll 0.1.3 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 coll 0.1.3
[INFO] finished tweaking crates.io crate coll 0.1.3
[INFO] tweaked toml for crates.io crate coll 0.1.3 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] c0f6c01f3eb448b007d25fdc991107ac438e212c44d3fd4a8593b07cf5a67612
[INFO] running `Command { std: "docker" "start" "-a" "c0f6c01f3eb448b007d25fdc991107ac438e212c44d3fd4a8593b07cf5a67612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0f6c01f3eb448b007d25fdc991107ac438e212c44d3fd4a8593b07cf5a67612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0f6c01f3eb448b007d25fdc991107ac438e212c44d3fd4a8593b07cf5a67612", kill_on_drop: false }`
[INFO] [stdout] c0f6c01f3eb448b007d25fdc991107ac438e212c44d3fd4a8593b07cf5a67612
[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] [stdout] 775b8dd3888e75193cd23b36b349019a7fb97f35d6c304e6967032b662a2132f
[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" "775b8dd3888e75193cd23b36b349019a7fb97f35d6c304e6967032b662a2132f", kill_on_drop: false }`
[INFO] [stderr]    Compiling coll v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "775b8dd3888e75193cd23b36b349019a7fb97f35d6c304e6967032b662a2132f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "775b8dd3888e75193cd23b36b349019a7fb97f35d6c304e6967032b662a2132f", kill_on_drop: false }`
[INFO] [stdout] 775b8dd3888e75193cd23b36b349019a7fb97f35d6c304e6967032b662a2132f
[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] 97eef50bffc1702564d9e7b28c30aa83cf870139bd8d8b7e70fe764f08fe74ce
[INFO] running `Command { std: "docker" "start" "-a" "97eef50bffc1702564d9e7b28c30aa83cf870139bd8d8b7e70fe764f08fe74ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling coll v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "97eef50bffc1702564d9e7b28c30aa83cf870139bd8d8b7e70fe764f08fe74ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97eef50bffc1702564d9e7b28c30aa83cf870139bd8d8b7e70fe764f08fe74ce", kill_on_drop: false }`
[INFO] [stdout] 97eef50bffc1702564d9e7b28c30aa83cf870139bd8d8b7e70fe764f08fe74ce
[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] cd39899730a90d3a61d8dc2fdb5561e86ef6183bc15cd4742c9621f2635686aa
[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" "cd39899730a90d3a61d8dc2fdb5561e86ef6183bc15cd4742c9621f2635686aa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/coll-c19781a384164a52
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test persistent::rbtree::balancing_three_nodes_produces_the_correct_tree_4 ... ok
[INFO] [stdout] test persistent::rbtree::contains_finds_all_elements ... ok
[INFO] [stdout] test persistent::rbtree::insert_three_items_gives_the_expected_tree ... ok
[INFO] [stdout] test persistent::rbtree::insert_two_items_gives_the_expected_tree ... ok
[INFO] [stdout] test persistent::rbtree::balancing_three_nodes_gives_the_correct_tree_3 ... ok
[INFO] [stdout] test persistent::rbtree::two_empty_trees_are_equal ... ok
[INFO] [stdout] test persistent::rbtree::balancing_three_nodes_produces_the_correct_tree_1 ... ok
[INFO] [stdout] test persistent::rbtree::insert_with_7_items_builds_the_correct_tree ... ok
[INFO] [stdout] test persistent::rbtree::insert_a_single_item_gives_the_expected_tree ... ok
[INFO] [stdout] test persistent::rbtree::insert_doesnt_allow_duplicates ... ok
[INFO] [stdout] test persistent::rbtree::balancing_three_nodes_produces_the_correct_tree_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests coll
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/persistent/rbtree.rs - persistent::rbtree::RbTree<T>::insert (line 91) ... ok
[INFO] [stdout] test src/persistent/rbtree.rs - persistent::rbtree::RbTree<T>::len (line 108) ... ok
[INFO] [stdout] test src/persistent/rbtree.rs - persistent::rbtree::RbTree<T>::contains (line 121) ... ok
[INFO] [stdout] test src/persistent/rbtree.rs - persistent::rbtree::RbTree<T>::is_empty (line 137) ... ok
[INFO] [stdout] test src/persistent/rbtree.rs - persistent::rbtree::RbTree<T>::iter (line 155) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cd39899730a90d3a61d8dc2fdb5561e86ef6183bc15cd4742c9621f2635686aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd39899730a90d3a61d8dc2fdb5561e86ef6183bc15cd4742c9621f2635686aa", kill_on_drop: false }`
[INFO] [stdout] cd39899730a90d3a61d8dc2fdb5561e86ef6183bc15cd4742c9621f2635686aa
