[INFO] fetching crate skippy 0.1.0...
[INFO] testing skippy-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate skippy 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate skippy 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate skippy 0.1.0
[INFO] tweaked toml for crates.io crate skippy 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate skippy 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate skippy 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded allocator-fallback v0.1.8
[INFO] [stderr]   Downloaded integral_constant v0.1.0
[INFO] [stderr]   Downloaded cell-ref v0.1.1
[INFO] [stderr]   Downloaded tagged-pointer v0.2.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc43e096158ab306264998c57fc1f5e2ddb91d6c0001dbd8df9f0c20eeba9cef
[INFO] running `Command { std: "docker" "start" "-a" "bc43e096158ab306264998c57fc1f5e2ddb91d6c0001dbd8df9f0c20eeba9cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc43e096158ab306264998c57fc1f5e2ddb91d6c0001dbd8df9f0c20eeba9cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc43e096158ab306264998c57fc1f5e2ddb91d6c0001dbd8df9f0c20eeba9cef", kill_on_drop: false }`
[INFO] [stdout] bc43e096158ab306264998c57fc1f5e2ddb91d6c0001dbd8df9f0c20eeba9cef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 277c86e68d34573c88b3dc0beaf513fa2124c55bc373d3850b4b6dddc2425c99
[INFO] running `Command { std: "docker" "start" "-a" "277c86e68d34573c88b3dc0beaf513fa2124c55bc373d3850b4b6dddc2425c99", kill_on_drop: false }`
[INFO] [stderr]    Compiling allocator-fallback v0.1.8
[INFO] [stderr]    Compiling tagged-pointer v0.2.9
[INFO] [stderr]    Compiling integral_constant v0.1.0
[INFO] [stderr]    Compiling cell-ref v0.1.1
[INFO] [stderr]    Compiling skippy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "277c86e68d34573c88b3dc0beaf513fa2124c55bc373d3850b4b6dddc2425c99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "277c86e68d34573c88b3dc0beaf513fa2124c55bc373d3850b4b6dddc2425c99", kill_on_drop: false }`
[INFO] [stdout] 277c86e68d34573c88b3dc0beaf513fa2124c55bc373d3850b4b6dddc2425c99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b56ab4a78812c45d29ac79d25ac56dc0210d96fca832df64c080131deaaa346
[INFO] running `Command { std: "docker" "start" "-a" "3b56ab4a78812c45d29ac79d25ac56dc0210d96fca832df64c080131deaaa346", kill_on_drop: false }`
[INFO] [stderr]    Compiling skippy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "3b56ab4a78812c45d29ac79d25ac56dc0210d96fca832df64c080131deaaa346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b56ab4a78812c45d29ac79d25ac56dc0210d96fca832df64c080131deaaa346", kill_on_drop: false }`
[INFO] [stdout] 3b56ab4a78812c45d29ac79d25ac56dc0210d96fca832df64c080131deaaa346
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 36a0eafcf16d6683065fef82d51d8b2c9df92ac5751630d5561f9ae6c8fd733e
[INFO] running `Command { std: "docker" "start" "-a" "36a0eafcf16d6683065fef82d51d8b2c9df92ac5751630d5561f9ae6c8fd733e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/skippy-0fa16497fd947b29)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-b510d1371e30bd65)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test large_items ... ok
[INFO] [stdout] test find_after ... ok
[INFO] [stdout] test one_item ... ok
[INFO] [stdout] test get_after ... ok
[INFO] [stdout] test insert ... ok
[INFO] [stdout] test push_back ... ok
[INFO] [stdout] test remove ... ok
[INFO] [stdout] test zero_sized ... ok
[INFO] [stdout] test push_front ... ok
[INFO] [stdout] test basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests skippy
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/basic/reference.rs - basic::reference::leaf_is_not_send_sync (line 161) - compile fail ... ok
[INFO] [stdout] test src/basic/reference.rs - basic::reference::leaf_is_not_send_sync (line 156) - compile fail ... ok
[INFO] [stdout] test src/basic/rc.rs - basic::rc::leaf_is_not_send_sync (line 151) - compile fail ... ok
[INFO] [stdout] test src/basic/rc.rs - basic::rc::leaf_is_not_send_sync (line 156) - compile fail ... ok
[INFO] [stdout] test src/basic/reference.rs - basic::reference::leaf_is_not_send_sync (line 151) ... ok
[INFO] [stdout] test src/basic/rc.rs - basic::rc::leaf_is_not_send_sync (line 146) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "36a0eafcf16d6683065fef82d51d8b2c9df92ac5751630d5561f9ae6c8fd733e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36a0eafcf16d6683065fef82d51d8b2c9df92ac5751630d5561f9ae6c8fd733e", kill_on_drop: false }`
[INFO] [stdout] 36a0eafcf16d6683065fef82d51d8b2c9df92ac5751630d5561f9ae6c8fd733e