[INFO] fetching crate dycovec 0.1.1...
[INFO] testing dycovec-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate dycovec 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate dycovec 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dycovec 0.1.1
[INFO] finished tweaking crates.io crate dycovec 0.1.1
[INFO] tweaked toml for crates.io crate dycovec 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] 94339af8eddd6ecafc5fbc50a2524a84e2b06f00fbc7b2f7eef2c660d4dc49d0
[INFO] running `Command { std: "docker" "start" "-a" "94339af8eddd6ecafc5fbc50a2524a84e2b06f00fbc7b2f7eef2c660d4dc49d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94339af8eddd6ecafc5fbc50a2524a84e2b06f00fbc7b2f7eef2c660d4dc49d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94339af8eddd6ecafc5fbc50a2524a84e2b06f00fbc7b2f7eef2c660d4dc49d0", kill_on_drop: false }`
[INFO] [stdout] 94339af8eddd6ecafc5fbc50a2524a84e2b06f00fbc7b2f7eef2c660d4dc49d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69024712f1a7ee0084af255acb537e27b6be81b1eeca1a371c9b813c3397fcff
[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" "69024712f1a7ee0084af255acb537e27b6be81b1eeca1a371c9b813c3397fcff", kill_on_drop: false }`
[INFO] [stderr]    Compiling dycovec v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "69024712f1a7ee0084af255acb537e27b6be81b1eeca1a371c9b813c3397fcff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69024712f1a7ee0084af255acb537e27b6be81b1eeca1a371c9b813c3397fcff", kill_on_drop: false }`
[INFO] [stdout] 69024712f1a7ee0084af255acb537e27b6be81b1eeca1a371c9b813c3397fcff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8be9318a773385f8d30c91b06947eb816e9593396de2d125f5f56015e0598b22
[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" "8be9318a773385f8d30c91b06947eb816e9593396de2d125f5f56015e0598b22", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling hashbag v0.1.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling crossbeam-queue v0.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling evmap v10.0.2
[INFO] [stderr]    Compiling crossbeam v0.8.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling evmap-derive v0.2.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling tinytemplate v1.2.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling dycovec v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 51.94s
[INFO] running `Command { std: "docker" "inspect" "8be9318a773385f8d30c91b06947eb816e9593396de2d125f5f56015e0598b22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8be9318a773385f8d30c91b06947eb816e9593396de2d125f5f56015e0598b22", kill_on_drop: false }`
[INFO] [stdout] 8be9318a773385f8d30c91b06947eb816e9593396de2d125f5f56015e0598b22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 5ec7756e43a052d57f0bed5f62d87810664072c20a4cb582e1fb0b8f3414c4d2
[INFO] running `Command { std: "docker" "start" "-a" "5ec7756e43a052d57f0bed5f62d87810664072c20a4cb582e1fb0b8f3414c4d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dycovec-7572a26456531a81
[INFO] [stdout] running 32 tests
[INFO] [stdout] test segment::test::as_slice_zst ... ok
[INFO] [stdout] test segment::test::clear ... ok
[INFO] [stdout] test segment::test::as_slice ... ok
[INFO] [stdout] test segment::test::null_zst_is_init ... ok
[INFO] [stdout] test segment::test::nonnull_is_init ... ok
[INFO] [stdout] test segment::test::len ... ok
[INFO] [stdout] test segment::test::push_is_init ... ok
[INFO] [stdout] test segment::test::new_null_is_new ... ok
[INFO] [stdout] test segment::test::index_zst ... ok
[INFO] [stdout] test segment::test::index_mut_zst ... ok
[INFO] [stdout] test test::clear_zst ... ok
[INFO] [stdout] test segment::test::push_nulls_zst ... ok
[INFO] [stdout] test test::clear ... ok
[INFO] [stdout] test segment::test::index_mut ... ok
[INFO] [stdout] test segment::test::clear_zst ... ok
[INFO] [stdout] test segment::test::push_nulls ... ok
[INFO] [stdout] test segment::test::drop_test_zst ... ok
[INFO] [stdout] test segment::test::index ... ok
[INFO] [stdout] test segment::test::null_nonzst_is_uninit ... ok
[INFO] [stdout] test segment::test::len_zst ... ok
[INFO] [stdout] test test::drop_test_zst ... ok
[INFO] [stdout] test segment::test::drop_test ... ok
[INFO] [stdout] test test::index ... ok
[INFO] [stdout] test test::find ... ok
[INFO] [stdout] test test::len ... ok
[INFO] [stdout] test test::len_zst ... ok
[INFO] [stdout] test test::index_zst ... ok
[INFO] [stdout] test test::max_id ... ok
[INFO] [stderr]    Doc-tests dycovec
[INFO] [stdout] test test::index_mut ... ok
[INFO] [stdout] test test::from_slice ... ok
[INFO] [stdout] test test::from_slice_zst ... ok
[INFO] [stdout] test test::drop_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ec7756e43a052d57f0bed5f62d87810664072c20a4cb582e1fb0b8f3414c4d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ec7756e43a052d57f0bed5f62d87810664072c20a4cb582e1fb0b8f3414c4d2", kill_on_drop: false }`
[INFO] [stdout] 5ec7756e43a052d57f0bed5f62d87810664072c20a4cb582e1fb0b8f3414c4d2