[INFO] fetching crate iodyn 0.2.1...
[INFO] testing iodyn-0.2.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate iodyn 0.2.1 into /workspace/builds/worker-48/source
[INFO] validating manifest of crates.io crate iodyn 0.2.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iodyn 0.2.1
[INFO] finished tweaking crates.io crate iodyn 0.2.1
[INFO] tweaked toml for crates.io crate iodyn 0.2.1 written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3822c421fb20724a28f7a889803e11ef529fc21c080e069a9638d4804e034fe3
[INFO] running `Command { std: "docker" "start" "-a" "3822c421fb20724a28f7a889803e11ef529fc21c080e069a9638d4804e034fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3822c421fb20724a28f7a889803e11ef529fc21c080e069a9638d4804e034fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3822c421fb20724a28f7a889803e11ef529fc21c080e069a9638d4804e034fe3", kill_on_drop: false }`
[INFO] [stdout] 3822c421fb20724a28f7a889803e11ef529fc21c080e069a9638d4804e034fe3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46ac2dfc1d13efe98c3aceba3b60b57433e21d15dd0bb42b9a66e4aa01073eff
[INFO] running `Command { std: "docker" "start" "-a" "46ac2dfc1d13efe98c3aceba3b60b57433e21d15dd0bb42b9a66e4aa01073eff", kill_on_drop: false }`
[INFO] [stderr]    Compiling adapton v0.3.31
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling iodyn v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/memo.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn memo_from(&T) -> Self;
[INFO] [stdout]    |                  ^^ help: try naming the parameter or explicitly ignoring it: `_: &T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.11s
[INFO] running `Command { std: "docker" "inspect" "46ac2dfc1d13efe98c3aceba3b60b57433e21d15dd0bb42b9a66e4aa01073eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46ac2dfc1d13efe98c3aceba3b60b57433e21d15dd0bb42b9a66e4aa01073eff", kill_on_drop: false }`
[INFO] [stdout] 46ac2dfc1d13efe98c3aceba3b60b57433e21d15dd0bb42b9a66e4aa01073eff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3c5dbee98231086bd86d938cc6f43c84deaffc6b60ef5ec80eee52be091ffa1
[INFO] running `Command { std: "docker" "start" "-a" "d3c5dbee98231086bd86d938cc6f43c84deaffc6b60ef5ec80eee52be091ffa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling iodyn v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/memo.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn memo_from(&T) -> Self;
[INFO] [stdout]    |                  ^^ help: try naming the parameter or explicitly ignoring it: `_: &T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/memo.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn memo_from(&T) -> Self;
[INFO] [stdout]    |                  ^^ help: try naming the parameter or explicitly ignoring it: `_: &T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.82s
[INFO] running `Command { std: "docker" "inspect" "d3c5dbee98231086bd86d938cc6f43c84deaffc6b60ef5ec80eee52be091ffa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c5dbee98231086bd86d938cc6f43c84deaffc6b60ef5ec80eee52be091ffa1", kill_on_drop: false }`
[INFO] [stdout] d3c5dbee98231086bd86d938cc6f43c84deaffc6b60ef5ec80eee52be091ffa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 71b0486411fb84e77c8cc4ff548e9a6f92dfcea5cc71fec6c7ead6d1bf91ae39
[INFO] running `Command { std: "docker" "start" "-a" "71b0486411fb84e77c8cc4ff548e9a6f92dfcea5cc71fec6c7ead6d1bf91ae39", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout] running 24 tests
[INFO] [stderr]   --> src/memo.rs:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn memo_from(&T) -> Self;
[INFO] [stderr]    |                  ^^ help: try naming the parameter or explicitly ignoring it: `_: &T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]   --> src/memo.rs:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn memo_from(&T) -> Self;
[INFO] [stderr]    |                  ^^ help: try naming the parameter or explicitly ignoring it: `_: &T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iodyn-f2ac4bda9c671c12)
[INFO] [stdout] test archive_stack::tests::test_retrieve ... ok
[INFO] [stdout] test archive_stack::tests::test_iter ... ok
[INFO] [stdout] test archive_stack::tests::test_peek_archive ... ok
[INFO] [stdout] test level_tree::tests::test_map ... ok
[INFO] [stdout] test level_tree::tests::test_fold_up ... ok
[INFO] [stdout] test raz::tests::test_fold_lr_meta ... ok
[INFO] [stdout] test raz::tests::test_fold_up ... ok
[INFO] [stdout] test raz::tests::test_from_head_stack ... ok
[INFO] [stdout] test archive_stack::tests::test_through_archive ... ok
[INFO] [stdout] test raz::tests::test_unfocus ... ok
[INFO] [stdout] test raz::tests::test_peek_pop ... ok
[INFO] [stdout] test raz::tests::test_from_tail_stack ... ok
[INFO] [stdout] test raz::tests::test_map ... ok
[INFO] [stdout] test raz::tests::test_push_pop ... ok
[INFO] [stdout] test stack::tests::test_iter ... ok
[INFO] [stdout] test raz::tests::test_tree_focus ... ok
[INFO] [stdout] test skiplist::skiplist_tiny ... ok
[INFO] [stdout] test stack::tests::test_push_peek ... ok
[INFO] [stdout] test tree_cursor::tests::test_iter_r ... ok
[INFO] [stdout] test tree_cursor::tests::test_movement ... ok
[INFO] [stdout] test tree_cursor::tests::test_split_join ... ok
[INFO] [stdout] test raz::tests::test_name_indexes ... ok
[INFO] [stdout] test raz::tests::test_names_many_edits ... ok
[INFO] [stdout] test skiplist::skiplist_vs_hashmap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.80s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iodyn
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/level_tree.rs - level_tree::good_levels (line 207) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "71b0486411fb84e77c8cc4ff548e9a6f92dfcea5cc71fec6c7ead6d1bf91ae39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b0486411fb84e77c8cc4ff548e9a6f92dfcea5cc71fec6c7ead6d1bf91ae39", kill_on_drop: false }`
[INFO] [stdout] 71b0486411fb84e77c8cc4ff548e9a6f92dfcea5cc71fec6c7ead6d1bf91ae39
