[INFO] fetching crate mmrbi 0.0.17...
[INFO] testing mmrbi-0.0.17 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate mmrbi 0.0.17 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mmrbi 0.0.17 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 mmrbi 0.0.17
[INFO] finished tweaking crates.io crate mmrbi 0.0.17
[INFO] tweaked toml for crates.io crate mmrbi 0.0.17 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate mmrbi 0.0.17 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alphanumeric-sort v1.4.0
[INFO] [stderr]   Downloaded syn v1.0.46
[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] ecfd1a91b67674a1171c37a733946621cf44eac2aa41b72804808f1014fcee05
[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" "ecfd1a91b67674a1171c37a733946621cf44eac2aa41b72804808f1014fcee05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecfd1a91b67674a1171c37a733946621cf44eac2aa41b72804808f1014fcee05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecfd1a91b67674a1171c37a733946621cf44eac2aa41b72804808f1014fcee05", kill_on_drop: false }`
[INFO] [stdout] ecfd1a91b67674a1171c37a733946621cf44eac2aa41b72804808f1014fcee05
[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] 1b9afd0e4ca43c28b5516351ddc947b308b54209c569122c09a43cdaf03d68d4
[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" "1b9afd0e4ca43c28b5516351ddc947b308b54209c569122c09a43cdaf03d68d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling alphanumeric-sort v1.4.0
[INFO] [stderr]    Compiling mmrbi v0.0.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "1b9afd0e4ca43c28b5516351ddc947b308b54209c569122c09a43cdaf03d68d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b9afd0e4ca43c28b5516351ddc947b308b54209c569122c09a43cdaf03d68d4", kill_on_drop: false }`
[INFO] [stdout] 1b9afd0e4ca43c28b5516351ddc947b308b54209c569122c09a43cdaf03d68d4
[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] 2a28cb548fd43a4ebc70080c086ff6c79d477cea6e63031a34190f605312db2b
[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" "2a28cb548fd43a4ebc70080c086ff6c79d477cea6e63031a34190f605312db2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling mmrbi v0.0.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "2a28cb548fd43a4ebc70080c086ff6c79d477cea6e63031a34190f605312db2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a28cb548fd43a4ebc70080c086ff6c79d477cea6e63031a34190f605312db2b", kill_on_drop: false }`
[INFO] [stdout] 2a28cb548fd43a4ebc70080c086ff6c79d477cea6e63031a34190f605312db2b
[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] 7bc01f086e628fe8b6418dc38b07d10973380ca9433606f74064438d5bbaab69
[INFO] running `Command { std: "docker" "start" "-a" "7bc01f086e628fe8b6418dc38b07d10973380ca9433606f74064438d5bbaab69", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mmrbi-1a37a77ca3f2020d)
[INFO] [stdout] running 1 test
[INFO] [stdout] test fs::platforms ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mmrbi
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/macros.rs - header (line 84) - compile ... ok
[INFO] [stdout] test src/macros.rs - fatal (line 67) - compile ... ok
[INFO] [stdout] test src/path_ext.rs - path_ext::PathExt::cleanup (line 9) ... ok
[INFO] [stdout] test src/macros.rs - warning (line 20) ... ok
[INFO] [stdout] test src/macros.rs - status (line 46) ... ok
[INFO] [stdout] test src/macros.rs - info (line 33) ... ok
[INFO] [stdout] test src/macros.rs - error (line 7) ... ok
[INFO] [stdout] test src/path.rs - path::cleanup (line 9) ... ok
[INFO] [stdout] test src/rustup.rs - rustup (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/rustup.rs - rustup (line 5) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] error: toolchain 'ecabaf78506b7a4668d42dc20268c086b93f0fad' does not support components: ecabaf78506b7a4668d42dc20268c086b93f0fad is a custom toolchain
[INFO] [stdout] error: `rustup target list --installed --toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad` failed: exit code 1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/rustup.rs - rustup (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.13s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "7bc01f086e628fe8b6418dc38b07d10973380ca9433606f74064438d5bbaab69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bc01f086e628fe8b6418dc38b07d10973380ca9433606f74064438d5bbaab69", kill_on_drop: false }`
[INFO] [stdout] 7bc01f086e628fe8b6418dc38b07d10973380ca9433606f74064438d5bbaab69