[INFO] fetching crate stack-graphs 0.0.2...
[INFO] testing stack-graphs-0.0.2 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate stack-graphs 0.0.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate stack-graphs 0.0.2 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stack-graphs 0.0.2
[INFO] finished tweaking crates.io crate stack-graphs 0.0.2
[INFO] tweaked toml for crates.io crate stack-graphs 0.0.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c6a9578005bead6d1d054ae5e693da70fe9bf104aa251b4a9bd35d8d80b14a6
[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" "4c6a9578005bead6d1d054ae5e693da70fe9bf104aa251b4a9bd35d8d80b14a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c6a9578005bead6d1d054ae5e693da70fe9bf104aa251b4a9bd35d8d80b14a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6a9578005bead6d1d054ae5e693da70fe9bf104aa251b4a9bd35d8d80b14a6", kill_on_drop: false }`
[INFO] [stdout] 4c6a9578005bead6d1d054ae5e693da70fe9bf104aa251b4a9bd35d8d80b14a6
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 524eb6fefc6bcc90ddd36cd4c0eb601169e9dd8385d4dce6f6440783420a5f63
[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" "524eb6fefc6bcc90ddd36cd4c0eb601169e9dd8385d4dce6f6440783420a5f63", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling stack-graphs v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "524eb6fefc6bcc90ddd36cd4c0eb601169e9dd8385d4dce6f6440783420a5f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "524eb6fefc6bcc90ddd36cd4c0eb601169e9dd8385d4dce6f6440783420a5f63", kill_on_drop: false }`
[INFO] [stdout] 524eb6fefc6bcc90ddd36cd4c0eb601169e9dd8385d4dce6f6440783420a5f63
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1881b3ca212109a63baa0e131875c275e6802dbd266b0dfe16b167cbf41f618f
[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" "1881b3ca212109a63baa0e131875c275e6802dbd266b0dfe16b167cbf41f618f", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack-graphs v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "1881b3ca212109a63baa0e131875c275e6802dbd266b0dfe16b167cbf41f618f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1881b3ca212109a63baa0e131875c275e6802dbd266b0dfe16b167cbf41f618f", kill_on_drop: false }`
[INFO] [stdout] 1881b3ca212109a63baa0e131875c275e6802dbd266b0dfe16b167cbf41f618f
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] f0a264b2f54ecee5ca752ea85a95bed7d631e6246a7853d8cb06e8dad11ec42c
[INFO] running `Command { std: "docker" "start" "-a" "f0a264b2f54ecee5ca752ea85a95bed7d631e6246a7853d8cb06e8dad11ec42c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running tests/it/main.rs (/opt/rustwide/target/debug/deps/it-8980b5ee78713cc4)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test arena::can_allocate_in_arena ... ok
[INFO] [stdout] test arena::can_allocate_in_supplemental_arena ... ok
[INFO] [stdout] test graph::can_create_and_resolve_unknown_nodes ... ok
[INFO] [stdout] test graph::can_iterate_symbols ... ok
[INFO] [stdout] test graph::can_iterate_nodes ... ok
[INFO] [stdout] test graph::can_display_symbols ... ok
[INFO] [stdout] test graph::can_create_symbols ... ok
[INFO] [stdout] test graph::can_add_and_remove_edges ... ok
[INFO] [stdout] test can_create_graph::sequenced_import_star ... ok
[INFO] [stdout] test can_create_graph::class_field_through_function_parameter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stack-graphs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/arena.rs - arena::SupplementalArena (line 171) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f0a264b2f54ecee5ca752ea85a95bed7d631e6246a7853d8cb06e8dad11ec42c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0a264b2f54ecee5ca752ea85a95bed7d631e6246a7853d8cb06e8dad11ec42c", kill_on_drop: false }`
[INFO] [stdout] f0a264b2f54ecee5ca752ea85a95bed7d631e6246a7853d8cb06e8dad11ec42c