[INFO] fetching crate xplr 0.14.4...
[INFO] checking xplr-0.14.4 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate xplr 0.14.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate xplr 0.14.4 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xplr 0.14.4
[INFO] finished tweaking crates.io crate xplr 0.14.4
[INFO] tweaked toml for crates.io crate xplr 0.14.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate xplr 0.14.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded erased-serde v0.3.13
[INFO] [stderr]   Downloaded humansize v1.1.1
[INFO] [stderr]   Downloaded cassowary v0.3.0
[INFO] [stderr]   Downloaded crossterm_winapi v0.7.0
[INFO] [stderr]   Downloaded js-sys v0.3.50
[INFO] [stderr]   Downloaded assert_cmd v1.0.5
[INFO] [stderr]   Downloaded mlua v0.5.4
[INFO] [stderr]   Downloaded ansi-to-tui v0.3.0
[INFO] [stderr]   Downloaded dirs v3.0.2
[INFO] [stderr]   Downloaded crossterm v0.19.0
[INFO] [stderr]   Downloaded web-sys v0.3.50
[INFO] [stderr]   Downloaded predicates v1.0.8
[INFO] [stderr]   Downloaded lua-src v543.0.0
[INFO] [stderr]   Downloaded luajit-src v210.1.3+restyfe08842
[INFO] [stderr]   Downloaded natord v1.0.9
[INFO] [stderr]   Downloaded tui v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] effbdc8a6c0ad2be0410d065d88e8fc7bf1e6d9299cda13591b7e86293f70335
[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" "effbdc8a6c0ad2be0410d065d88e8fc7bf1e6d9299cda13591b7e86293f70335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "effbdc8a6c0ad2be0410d065d88e8fc7bf1e6d9299cda13591b7e86293f70335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "effbdc8a6c0ad2be0410d065d88e8fc7bf1e6d9299cda13591b7e86293f70335", kill_on_drop: false }`
[INFO] [stdout] effbdc8a6c0ad2be0410d065d88e8fc7bf1e6d9299cda13591b7e86293f70335
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e90efe2c0cc222cf15cc3185ee9f6d4421252d168d7a03c8d7ccb5efd087c9f9
[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" "e90efe2c0cc222cf15cc3185ee9f6d4421252d168d7a03c8d7ccb5efd087c9f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]    Compiling lua-src v543.0.0
[INFO] [stderr]    Compiling luajit-src v210.1.3+restyfe08842
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking predicates-tree v1.0.2
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking crossterm v0.19.0
[INFO] [stderr]    Compiling mlua v0.5.4
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking erased-serde v0.3.13
[INFO] [stderr]     Checking tui v0.15.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking assert_cmd v1.0.5
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking ansi-to-tui v0.3.0
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]     Checking xplr v0.14.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "e90efe2c0cc222cf15cc3185ee9f6d4421252d168d7a03c8d7ccb5efd087c9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e90efe2c0cc222cf15cc3185ee9f6d4421252d168d7a03c8d7ccb5efd087c9f9", kill_on_drop: false }`
[INFO] [stdout] e90efe2c0cc222cf15cc3185ee9f6d4421252d168d7a03c8d7ccb5efd087c9f9