[INFO] fetching crate btree_dag 0.1.0...
[INFO] testing btree_dag-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate btree_dag 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate btree_dag 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate btree_dag 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate btree_dag 0.1.0
[INFO] tweaked toml for crates.io crate btree_dag 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06f48fa2cfa2ef92dd0b74ac7aff867f67340624cb2909280ed5c50c0bf3eedc
[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" "06f48fa2cfa2ef92dd0b74ac7aff867f67340624cb2909280ed5c50c0bf3eedc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06f48fa2cfa2ef92dd0b74ac7aff867f67340624cb2909280ed5c50c0bf3eedc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f48fa2cfa2ef92dd0b74ac7aff867f67340624cb2909280ed5c50c0bf3eedc", kill_on_drop: false }`
[INFO] [stdout] 06f48fa2cfa2ef92dd0b74ac7aff867f67340624cb2909280ed5c50c0bf3eedc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--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] b22c9d7bb1f81524298a6fb97ca2cee6e23b061b368de49ba01a71b700b41b6c
[INFO] running `Command { std: "docker" "start" "-a" "b22c9d7bb1f81524298a6fb97ca2cee6e23b061b368de49ba01a71b700b41b6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling btree_dag v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "b22c9d7bb1f81524298a6fb97ca2cee6e23b061b368de49ba01a71b700b41b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b22c9d7bb1f81524298a6fb97ca2cee6e23b061b368de49ba01a71b700b41b6c", kill_on_drop: false }`
[INFO] [stdout] b22c9d7bb1f81524298a6fb97ca2cee6e23b061b368de49ba01a71b700b41b6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+62efba8a050c64249dab942951bb28f710208bc8" "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] c1dafcb8ce5ed97387b26b21525ecab7924d9d93f73aa183d69c2a321da10ee7
[INFO] running `Command { std: "docker" "start" "-a" "c1dafcb8ce5ed97387b26b21525ecab7924d9d93f73aa183d69c2a321da10ee7", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling btree_dag v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "c1dafcb8ce5ed97387b26b21525ecab7924d9d93f73aa183d69c2a321da10ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1dafcb8ce5ed97387b26b21525ecab7924d9d93f73aa183d69c2a321da10ee7", kill_on_drop: false }`
[INFO] [stdout] c1dafcb8ce5ed97387b26b21525ecab7924d9d93f73aa183d69c2a321da10ee7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5e3a22810b1971eec626a270abd87ad5b0aec6352ebe00868ecd57c3d2ac1f77
[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" "5e3a22810b1971eec626a270abd87ad5b0aec6352ebe00868ecd57c3d2ac1f77", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/btree_dag-dbe5b60fdfe03b45)
[INFO] [stdout] running 11 tests
[INFO] [stdout] test dag::test::unit_tests::adjacent ... ok
[INFO] [stdout] test dag::test::unit_tests::definition ... ok
[INFO] [stdout] test dag::test::unit_tests::get_vertex_value ... ok
[INFO] [stdout] test dag::test::unit_tests::remove_edge ... ok
[INFO] [stdout] test dag::test::unit_tests::test_dag ... ok
[INFO] [stdout] test dag::test::unit_tests::vertices ... ok
[INFO] [stdout] test dag::test::unit_tests::add_edge ... ok
[INFO] [stdout] test dag::test::unit_tests::connections ... ok
[INFO] [stdout] test dag::test::unit_tests::new_and_default ... ok
[INFO] [stdout] test dag::test::unit_tests::add_vertex ... ok
[INFO] [stdout] test dag::test::unit_tests::remove_vertex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/integration-415697bfaa11c25d)
[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]    Doc-tests btree_dag
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/dag/api.rs - dag::api::Vertices (line 7) ... ok
[INFO] [stdout] test src/dag/api.rs - dag::api::GetVertexValue (line 66) ... ok
[INFO] [stdout] test src/dag/api.rs - dag::api::AddVertex (line 24) ... ok
[INFO] [stdout] test src/dag/api.rs - dag::api::Connections (line 169) ... ok
[INFO] [stdout] test src/dag/api.rs - dag::api::RemoveEdge (line 89) ... ok
[INFO] [stdout] test src/dag/api.rs - dag::api::Adjacent (line 144) ... ok
[INFO] [stdout] test src/dag/api.rs - dag::api::AddEdge (line 42) ... ok
[INFO] [stdout] test src/dag/api.rs - dag::api::RemoveVertex (line 113) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5e3a22810b1971eec626a270abd87ad5b0aec6352ebe00868ecd57c3d2ac1f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e3a22810b1971eec626a270abd87ad5b0aec6352ebe00868ecd57c3d2ac1f77", kill_on_drop: false }`
[INFO] [stdout] 5e3a22810b1971eec626a270abd87ad5b0aec6352ebe00868ecd57c3d2ac1f77