[INFO] cloning repository https://github.com/zll600/gc-algos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zll600/gc-algos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzll600%2Fgc-algos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzll600%2Fgc-algos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8cd5ae3085746264b593c7d8a6c0dab25fb2600a
[INFO] testing zll600/gc-algos against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzll600%2Fgc-algos" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zll600/gc-algos
[INFO] finished tweaking git repo https://github.com/zll600/gc-algos
[INFO] tweaked toml for git repo https://github.com/zll600/gc-algos written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zll600/gc-algos on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zll600/gc-algos 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6552fd0bb31442b03355eb287e12a6ac74b2f1ead04ecfbf7270c832f6268d4
[INFO] running `Command { std: "docker" "start" "-a" "e6552fd0bb31442b03355eb287e12a6ac74b2f1ead04ecfbf7270c832f6268d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6552fd0bb31442b03355eb287e12a6ac74b2f1ead04ecfbf7270c832f6268d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6552fd0bb31442b03355eb287e12a6ac74b2f1ead04ecfbf7270c832f6268d4", kill_on_drop: false }`
[INFO] [stdout] e6552fd0bb31442b03355eb287e12a6ac74b2f1ead04ecfbf7270c832f6268d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a55c74f4e75c3d9dabf4ca92382e8226d9f2160dd63fb8732bbd0450c575239
[INFO] running `Command { std: "docker" "start" "-a" "6a55c74f4e75c3d9dabf4ca92382e8226d9f2160dd63fb8732bbd0450c575239", kill_on_drop: false }`
[INFO] [stderr]    Compiling gc-algos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "6a55c74f4e75c3d9dabf4ca92382e8226d9f2160dd63fb8732bbd0450c575239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a55c74f4e75c3d9dabf4ca92382e8226d9f2160dd63fb8732bbd0450c575239", kill_on_drop: false }`
[INFO] [stdout] 6a55c74f4e75c3d9dabf4ca92382e8226d9f2160dd63fb8732bbd0450c575239
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9ad2afc4ac1c44cf67decf475e621f835dc521eea31d4f3ae9efb8628abb3d5
[INFO] running `Command { std: "docker" "start" "-a" "b9ad2afc4ac1c44cf67decf475e621f835dc521eea31d4f3ae9efb8628abb3d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling gc-algos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "b9ad2afc4ac1c44cf67decf475e621f835dc521eea31d4f3ae9efb8628abb3d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9ad2afc4ac1c44cf67decf475e621f835dc521eea31d4f3ae9efb8628abb3d5", kill_on_drop: false }`
[INFO] [stdout] b9ad2afc4ac1c44cf67decf475e621f835dc521eea31d4f3ae9efb8628abb3d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2d6490c3252b6065f4d4c705ad25350aa29f40def752854707d9dab3d3174ac5
[INFO] running `Command { std: "docker" "start" "-a" "2d6490c3252b6065f4d4c705ad25350aa29f40def752854707d9dab3d3174ac5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gc_algos-8bc2667abc46aa35)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test algorithms::ref_count::tests::test_allocation ... ok
[INFO] [stdout] test algorithms::ref_count::tests::test_modification ... ok
[INFO] [stdout] test algorithms::ref_count::tests::test_drop_behavior ... ok
[INFO] [stdout] test algorithms::ref_count::tests::test_multiple_references ... ok
[INFO] [stdout] test algorithms::ref_count::tests::test_collection ... ok
[INFO] [stdout] test algorithms::ref_count::tests::test_ref_count_node ... ok
[INFO] [stdout] test tests::test_basic_allocation ... ok
[INFO] [stdout] test tests::test_ref_count_basic ... ok
[INFO] [stdout] test tests::test_ref_count_multiple_refs ... ok
[INFO] [stdout] test tests::test_ref_count_vs_mark_sweep ... ok
[INFO] [stdout] test tests::test_handle_operations ... ok
[INFO] [stdout] test tests::test_ref_count_stats ... ok
[INFO] [stdout] test tests::test_manual_collection ... ok
[INFO] [stdout] test tests::test_stats_tracking ... ok
[INFO] [stdout] test tests::test_gc_collection ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gc_algos
[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] running `Command { std: "docker" "inspect" "2d6490c3252b6065f4d4c705ad25350aa29f40def752854707d9dab3d3174ac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d6490c3252b6065f4d4c705ad25350aa29f40def752854707d9dab3d3174ac5", kill_on_drop: false }`
[INFO] [stdout] 2d6490c3252b6065f4d4c705ad25350aa29f40def752854707d9dab3d3174ac5