[INFO] fetching crate evcxr_jupyter 0.7.0...
[INFO] testing evcxr_jupyter-0.7.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate evcxr_jupyter 0.7.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate evcxr_jupyter 0.7.0 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 evcxr_jupyter 0.7.0
[INFO] finished tweaking crates.io crate evcxr_jupyter 0.7.0
[INFO] tweaked toml for crates.io crate evcxr_jupyter 0.7.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate evcxr_jupyter 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32f32e909bbade0f8c39917f9e6f0934a4d8121086a13617828b5fa1b8b76c50
[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" "32f32e909bbade0f8c39917f9e6f0934a4d8121086a13617828b5fa1b8b76c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32f32e909bbade0f8c39917f9e6f0934a4d8121086a13617828b5fa1b8b76c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32f32e909bbade0f8c39917f9e6f0934a4d8121086a13617828b5fa1b8b76c50", kill_on_drop: false }`
[INFO] [stdout] 32f32e909bbade0f8c39917f9e6f0934a4d8121086a13617828b5fa1b8b76c50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fabb35133d8ff4039e4a20a63a32679fae269343ae9c0a21d9222c0b24bf498
[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" "7fabb35133d8ff4039e4a20a63a32679fae269343ae9c0a21d9222c0b24bf498", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling smallvec v1.5.1
[INFO] [stderr]    Compiling ra_ap_stdx v0.0.30
[INFO] [stderr]    Compiling text-size v1.0.0
[INFO] [stderr]    Compiling fst v0.4.5
[INFO] [stderr]    Compiling thin-dst v1.1.0
[INFO] [stderr]    Compiling drop_bomb v0.1.5
[INFO] [stderr]    Compiling ra_ap_arena v0.0.30
[INFO] [stderr]    Compiling ra_ap_paths v0.0.30
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling jod-thread v0.1.2
[INFO] [stderr]    Compiling zmq v0.9.2
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling evcxr_input v1.0.0
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling rustc-ap-rustc_lexer v695.0.0
[INFO] [stderr]    Compiling sharded-slab v0.1.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]    Compiling ra_ap_toolchain v0.0.30
[INFO] [stderr]    Compiling ra_ap_parser v0.0.30
[INFO] [stderr]    Compiling ra_ap_text_edit v0.0.30
[INFO] [stderr]    Compiling zeromq-src v0.1.10+4.3.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling inotify-sys v0.1.4
[INFO] [stderr]    Compiling filetime v0.2.13
[INFO] [stderr]    Compiling sig v1.0.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]    Compiling inotify v0.8.3
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling ra_ap_profile v0.0.30
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling notify v5.0.0-pre.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling pulldown-cmark-to-cmark v6.0.0
[INFO] [stderr]    Compiling ra_ap_vfs v0.0.30
[INFO] [stderr]    Compiling ra_ap_vfs-notify v0.0.30
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling salsa-macros v0.16.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling chalk-derive v0.45.0
[INFO] [stderr]    Compiling chalk-ir v0.45.0
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]    Compiling salsa v0.16.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling smol_str v0.1.17
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling ra_ap_tt v0.0.30
[INFO] [stderr]    Compiling rowan v0.10.0
[INFO] [stderr]    Compiling ra_ap_cfg v0.0.30
[INFO] [stderr]    Compiling ra_ap_test_utils v0.0.30
[INFO] [stderr]    Compiling tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling cargo_metadata v0.12.0
[INFO] [stderr]    Compiling ra_ap_syntax v0.0.30
[INFO] [stderr]    Compiling tracing-tree v0.1.6
[INFO] [stderr]    Compiling chalk-solve v0.45.0
[INFO] [stderr]    Compiling ra_ap_base_db v0.0.30
[INFO] [stderr]    Compiling ra_ap_mbe v0.0.30
[INFO] [stderr]    Compiling ra_ap_proc_macro_api v0.0.30
[INFO] [stderr]    Compiling ra_ap_hir_expand v0.0.30
[INFO] [stderr]    Compiling chalk-recursive v0.45.0
[INFO] [stderr]    Compiling ra_ap_hir_def v0.0.30
[INFO] [stderr]    Compiling ra_ap_project_model v0.0.30
[INFO] [stderr]    Compiling ra_ap_hir_ty v0.0.30
[INFO] [stderr]    Compiling ra_ap_hir v0.0.30
[INFO] [stderr]    Compiling ra_ap_ide_db v0.0.30
[INFO] [stderr]    Compiling ra_ap_ssr v0.0.30
[INFO] [stderr]    Compiling ra_ap_completion v0.0.30
[INFO] [stderr]    Compiling ra_ap_assists v0.0.30
[INFO] [stderr]    Compiling ra_ap_ide v0.0.30
[INFO] [stderr]    Compiling evcxr v0.7.0
[INFO] [stderr]    Compiling evcxr_jupyter v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 00s
[INFO] running `Command { std: "docker" "inspect" "7fabb35133d8ff4039e4a20a63a32679fae269343ae9c0a21d9222c0b24bf498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fabb35133d8ff4039e4a20a63a32679fae269343ae9c0a21d9222c0b24bf498", kill_on_drop: false }`
[INFO] [stdout] 7fabb35133d8ff4039e4a20a63a32679fae269343ae9c0a21d9222c0b24bf498
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43501df2abc15f752b384cf87fc6273f405d2b08a727015520fca9fcb9caa9a3
[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" "43501df2abc15f752b384cf87fc6273f405d2b08a727015520fca9fcb9caa9a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling evcxr_jupyter v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.20s
[INFO] running `Command { std: "docker" "inspect" "43501df2abc15f752b384cf87fc6273f405d2b08a727015520fca9fcb9caa9a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43501df2abc15f752b384cf87fc6273f405d2b08a727015520fca9fcb9caa9a3", kill_on_drop: false }`
[INFO] [stdout] 43501df2abc15f752b384cf87fc6273f405d2b08a727015520fca9fcb9caa9a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] f60950f78fd9cb122e8c57fa9ae1ba8fb0c4445b0aa692738fb8daa5becd4e15
[INFO] running `Command { std: "docker" "start" "-a" "f60950f78fd9cb122e8c57fa9ae1ba8fb0c4445b0aa692738fb8daa5becd4e15", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/evcxr_jupyter-8bd80a62e0aaf459
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test core::tests::grapheme_offsets ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integration_tests-dd40822976be28dd
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_binary_execution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f60950f78fd9cb122e8c57fa9ae1ba8fb0c4445b0aa692738fb8daa5becd4e15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f60950f78fd9cb122e8c57fa9ae1ba8fb0c4445b0aa692738fb8daa5becd4e15", kill_on_drop: false }`
[INFO] [stdout] f60950f78fd9cb122e8c57fa9ae1ba8fb0c4445b0aa692738fb8daa5becd4e15