[INFO] fetching crate evcxr 0.9.0...
[INFO] checking evcxr-0.9.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate evcxr 0.9.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate evcxr 0.9.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate evcxr 0.9.0
[INFO] finished tweaking crates.io crate evcxr 0.9.0
[INFO] tweaked toml for crates.io crate evcxr 0.9.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate evcxr 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b698e9bcf315fe16cbeb7617e97feca98ec8918ca7debacea26abc6d6afabe4
[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" "6b698e9bcf315fe16cbeb7617e97feca98ec8918ca7debacea26abc6d6afabe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b698e9bcf315fe16cbeb7617e97feca98ec8918ca7debacea26abc6d6afabe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b698e9bcf315fe16cbeb7617e97feca98ec8918ca7debacea26abc6d6afabe4", kill_on_drop: false }`
[INFO] [stdout] 6b698e9bcf315fe16cbeb7617e97feca98ec8918ca7debacea26abc6d6afabe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 530088b7697f4882aa461f9616b8f27ad26fc5c95b7257cbf8ea30fb4f6a456d
[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" "530088b7697f4882aa461f9616b8f27ad26fc5c95b7257cbf8ea30fb4f6a456d", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking ra_ap_la-arena v0.0.45
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking cov-mark v1.1.0
[INFO] [stderr]     Checking ra_ap_paths v0.0.45
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking arrayvec v0.6.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking dissimilar v1.0.2
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling snap v1.0.4
[INFO] [stderr]    Compiling camino v1.0.4
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking evcxr_input v1.0.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking ra_ap_parser v0.0.45
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v710.0.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking ra_ap_text_edit v0.0.45
[INFO] [stderr]     Checking ra_ap_toolchain v0.0.45
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking perf-event-open-sys v1.0.1
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking sig v1.0.0
[INFO] [stderr]     Checking which v4.1.0
[INFO] [stderr]     Checking ra_ap_vfs v0.0.45
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking always-assert v0.1.2
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking ena v0.14.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking inotify v0.9.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking perf-event v0.4.6
[INFO] [stderr]     Checking ra_ap_stdx v0.0.45
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking countme v2.0.4
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking ra_ap_profile v0.0.45
[INFO] [stderr]     Checking rowan v0.13.0-pre.3
[INFO] [stderr]     Checking ra_ap_test_utils v0.0.45
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking notify v5.0.0-pre.6
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v6.0.0
[INFO] [stderr]     Checking ra_ap_vfs-notify v0.0.45
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling salsa-macros v0.16.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling chalk-derive v0.60.0
[INFO] [stderr]     Checking chalk-ir v0.60.0
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking salsa v0.16.0
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking smol_str v0.1.17
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking ra_ap_tt v0.0.45
[INFO] [stderr]     Checking ra_ap_syntax v0.0.45
[INFO] [stderr]     Checking ra_ap_cfg v0.0.45
[INFO] [stderr]     Checking tracing-subscriber v0.2.17
[INFO] [stderr]     Checking cargo_metadata v0.13.1
[INFO] [stderr]     Checking tracing-tree v0.1.9
[INFO] [stderr]     Checking ra_ap_base_db v0.0.45
[INFO] [stderr]     Checking ra_ap_mbe v0.0.45
[INFO] [stderr]     Checking chalk-solve v0.60.0
[INFO] [stderr]     Checking ra_ap_proc_macro_api v0.0.45
[INFO] [stderr]     Checking ra_ap_hir_expand v0.0.45
[INFO] [stderr]     Checking ra_ap_project_model v0.0.45
[INFO] [stderr]     Checking ra_ap_hir_def v0.0.45
[INFO] [stderr]     Checking chalk-recursive v0.60.0
[INFO] [stderr]     Checking ra_ap_hir_ty v0.0.45
[INFO] [stderr]     Checking ra_ap_hir v0.0.45
[INFO] [stderr]     Checking ra_ap_ide_db v0.0.45
[INFO] [stderr]     Checking ra_ap_ide_ssr v0.0.45
[INFO] [stderr]     Checking ra_ap_ide_assists v0.0.45
[INFO] [stderr]     Checking ra_ap_ide_completion v0.0.45
[INFO] [stderr]     Checking ra_ap_ide v0.0.45
[INFO] [stderr]     Checking evcxr v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 08s
[INFO] running `Command { std: "docker" "inspect" "530088b7697f4882aa461f9616b8f27ad26fc5c95b7257cbf8ea30fb4f6a456d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "530088b7697f4882aa461f9616b8f27ad26fc5c95b7257cbf8ea30fb4f6a456d", kill_on_drop: false }`
[INFO] [stdout] 530088b7697f4882aa461f9616b8f27ad26fc5c95b7257cbf8ea30fb4f6a456d