[INFO] fetching crate btree-vec 0.1.0...
[INFO] testing btree-vec-0.1.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate btree-vec 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate btree-vec 0.1.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate btree-vec 0.1.0
[INFO] finished tweaking crates.io crate btree-vec 0.1.0
[INFO] tweaked toml for crates.io crate btree-vec 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec78e92cb4e526bf5102ec05d22abb88260284c9cfd9b2f3b9333966edbfd013
[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" "ec78e92cb4e526bf5102ec05d22abb88260284c9cfd9b2f3b9333966edbfd013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec78e92cb4e526bf5102ec05d22abb88260284c9cfd9b2f3b9333966edbfd013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec78e92cb4e526bf5102ec05d22abb88260284c9cfd9b2f3b9333966edbfd013", kill_on_drop: false }`
[INFO] [stdout] ec78e92cb4e526bf5102ec05d22abb88260284c9cfd9b2f3b9333966edbfd013
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 015d1e56cf4ffc4cac5dea4be224cb41ea557c1a1a34a547c4ace35a027aaed7
[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" "015d1e56cf4ffc4cac5dea4be224cb41ea557c1a1a34a547c4ace35a027aaed7", kill_on_drop: false }`
[INFO] [stderr]    Compiling tagged-pointer v0.2.0
[INFO] [stderr]    Compiling btree-vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "015d1e56cf4ffc4cac5dea4be224cb41ea557c1a1a34a547c4ace35a027aaed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "015d1e56cf4ffc4cac5dea4be224cb41ea557c1a1a34a547c4ace35a027aaed7", kill_on_drop: false }`
[INFO] [stdout] 015d1e56cf4ffc4cac5dea4be224cb41ea557c1a1a34a547c4ace35a027aaed7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 949b12486e2234a5308a22dd5572bbd70a8b5ef3972003750fc88d33c6386adb
[INFO] running `Command { std: "docker" "start" "-a" "949b12486e2234a5308a22dd5572bbd70a8b5ef3972003750fc88d33c6386adb", kill_on_drop: false }`
[INFO] [stderr]    Compiling btree-vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "949b12486e2234a5308a22dd5572bbd70a8b5ef3972003750fc88d33c6386adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "949b12486e2234a5308a22dd5572bbd70a8b5ef3972003750fc88d33c6386adb", kill_on_drop: false }`
[INFO] [stdout] 949b12486e2234a5308a22dd5572bbd70a8b5ef3972003750fc88d33c6386adb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 02b0980f874a433d5c6b80b6f1097664f770e6424824817fc6fb8c98f1be8fd4
[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" "02b0980f874a433d5c6b80b6f1097664f770e6424824817fc6fb8c98f1be8fd4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 19 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/btree_vec-c8e622e690928b76)
[INFO] [stdout] test tests::basic_iter ... ok
[INFO] [stdout] test tests::insert::basic_insert_middle ... ok
[INFO] [stdout] test tests::insert::basic_push ... ok
[INFO] [stdout] test tests::insert::large_insert_middle ... ok
[INFO] [stdout] test tests::insert::large_insert_front ... ok
[INFO] [stdout] test tests::insert::medium_insert_front ... ok
[INFO] [stdout] test tests::insert::medium_push ... ok
[INFO] [stdout] test tests::insert::medium_insert_middle ... ok
[INFO] [stdout] test tests::remove::large_remove ... ok
[INFO] [stdout] test tests::large_iter ... ok
[INFO] [stdout] test tests::medium_iter ... ok
[INFO] [stdout] test tests::remove::basic_remove ... ok
[INFO] [stdout] test tests::insert::basic_insert_front ... ok
[INFO] [stdout] test tests::remove::large_pop ... ok
[INFO] [stdout] test tests::remove::large_remove_front ... ok
[INFO] [stdout] test tests::remove::medium_remove ... ok
[INFO] [stdout] test tests::small_b ... ok
[INFO] [stdout] test tests::insert::large_push ... ok
[INFO] [stderr]    Doc-tests btree-vec
[INFO] [stdout] test tests::too_small_b - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "02b0980f874a433d5c6b80b6f1097664f770e6424824817fc6fb8c98f1be8fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02b0980f874a433d5c6b80b6f1097664f770e6424824817fc6fb8c98f1be8fd4", kill_on_drop: false }`
[INFO] [stdout] 02b0980f874a433d5c6b80b6f1097664f770e6424824817fc6fb8c98f1be8fd4