[INFO] fetching crate file_tree 0.1.1...
[INFO] testing file_tree-0.1.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate file_tree 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate file_tree 0.1.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate file_tree 0.1.1
[INFO] finished tweaking crates.io crate file_tree 0.1.1
[INFO] tweaked toml for crates.io crate file_tree 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bb622a5c2e164b0127e30095371b19f1286b8e687fff35ff66ca8768694e82c
[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" "3bb622a5c2e164b0127e30095371b19f1286b8e687fff35ff66ca8768694e82c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bb622a5c2e164b0127e30095371b19f1286b8e687fff35ff66ca8768694e82c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb622a5c2e164b0127e30095371b19f1286b8e687fff35ff66ca8768694e82c", kill_on_drop: false }`
[INFO] [stdout] 3bb622a5c2e164b0127e30095371b19f1286b8e687fff35ff66ca8768694e82c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a35acfc0020998f5890c0814801445f38c3eae83ce973f5c35c6ba89f09edc0
[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" "1a35acfc0020998f5890c0814801445f38c3eae83ce973f5c35c6ba89f09edc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling file_tree v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "1a35acfc0020998f5890c0814801445f38c3eae83ce973f5c35c6ba89f09edc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a35acfc0020998f5890c0814801445f38c3eae83ce973f5c35c6ba89f09edc0", kill_on_drop: false }`
[INFO] [stdout] 1a35acfc0020998f5890c0814801445f38c3eae83ce973f5c35c6ba89f09edc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff566f861137e1a773a671416b397f88ff4497ff2387b4731c7474a11922684c
[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" "ff566f861137e1a773a671416b397f88ff4497ff2387b4731c7474a11922684c", kill_on_drop: false }`
[INFO] [stderr]    Compiling file_tree v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "ff566f861137e1a773a671416b397f88ff4497ff2387b4731c7474a11922684c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff566f861137e1a773a671416b397f88ff4497ff2387b4731c7474a11922684c", kill_on_drop: false }`
[INFO] [stdout] ff566f861137e1a773a671416b397f88ff4497ff2387b4731c7474a11922684c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", 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] 42b9ae7e0e3b83d581306c283125f713f824df4283e750d5460d7c6ceec5acb2
[INFO] running `Command { std: "docker" "start" "-a" "42b9ae7e0e3b83d581306c283125f713f824df4283e750d5460d7c6ceec5acb2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/file_tree-2d395523c6c719b0
[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] [stderr]      Running /opt/rustwide/target/debug/deps/file_tree-67b26213bd9c2f21
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test keep_persistent ... ok
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test delete_nonpersistent ... ok
[INFO] [stdout] test from_existing ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/keyed_file_tree-c7dc54446a7f7a82
[INFO] [stdout] test new_dir ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test keep_persistent ... ok
[INFO] [stdout] test new_key ... ok
[INFO] [stdout] test from_existing ... ok
[INFO] [stdout] test delete_nonpersistent ... ok
[INFO] [stdout] test dup_key ... ok
[INFO] [stdout] test basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests file_tree
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/file_tree.rs - file_tree::FileTree::new (line 64) ... ok
[INFO] [stdout] test src/file_tree.rs - file_tree::FileTree::new_in (line 32) ... ok
[INFO] [stdout] test src/file_tree.rs - file_tree::FileTree::get_new_file (line 139) ... ok
[INFO] [stdout] test src/file_tree.rs - file_tree::FileTree::from_existing (line 97) ... ok
[INFO] [stdout] test src/file_tree.rs - file_tree::KeyedFileTree (line 210) ... 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" "42b9ae7e0e3b83d581306c283125f713f824df4283e750d5460d7c6ceec5acb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42b9ae7e0e3b83d581306c283125f713f824df4283e750d5460d7c6ceec5acb2", kill_on_drop: false }`
[INFO] [stdout] 42b9ae7e0e3b83d581306c283125f713f824df4283e750d5460d7c6ceec5acb2