[INFO] cloning repository https://github.com/arzg/vim-strand
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arzg/vim-strand" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Fvim-strand", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Fvim-strand'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a03f964501c2f62ad628f1a33884cbcfa9878ec
[INFO] checking arzg/vim-strand against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Fvim-strand" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arzg/vim-strand on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arzg/vim-strand
[INFO] finished tweaking git repo https://github.com/arzg/vim-strand
[INFO] tweaked toml for git repo https://github.com/arzg/vim-strand written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/arzg/vim-strand already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-13/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded thiserror v1.0.21
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[INFO] [stderr]   Downloaded async-std v1.6.5
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.19
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[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2cae1ee96cd411938e42f91b0058dac26c41fa96e64cf98b20c30633bd7fb03
[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" "d2cae1ee96cd411938e42f91b0058dac26c41fa96e64cf98b20c30633bd7fb03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2cae1ee96cd411938e42f91b0058dac26c41fa96e64cf98b20c30633bd7fb03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2cae1ee96cd411938e42f91b0058dac26c41fa96e64cf98b20c30633bd7fb03", kill_on_drop: false }`
[INFO] [stdout] d2cae1ee96cd411938e42f91b0058dac26c41fa96e64cf98b20c30633bd7fb03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00057903dbefec8fad36d72289ca19b9eb5a7e97bbadd39e4ef379f95cb38f72
[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" "00057903dbefec8fad36d72289ca19b9eb5a7e97bbadd39e4ef379f95cb38f72", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-io v0.3.6
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]     Checking async-task v4.0.2
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]     Checking smallvec v1.4.2
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[INFO] [stderr]     Checking ansi_term v0.11.0
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[INFO] [stderr]    Compiling itertools v0.8.2
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[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking net2 v0.2.35
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[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
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[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking flate2 v1.0.18
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[INFO] [stderr]     Checking blocking v1.0.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking pbr v1.0.3
[INFO] [stderr]     Checking async-global-executor v1.3.0
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking crossterm v0.14.2
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.12
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling shrinkwraprs v0.3.0
[INFO] [stderr]     Checking async-std v1.6.5
[INFO] [stderr]     Checking thiserror v1.0.21
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[INFO] [stderr]     Checking serde_urlencoded v0.6.1
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[INFO] [stderr]     Checking strand v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:384:9
[INFO] [stdout]     |
[INFO] [stdout] 384 |     let mut multi = MultiBar::new(); // Holds the spinners of all plugins
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:384:9
[INFO] [stdout]     |
[INFO] [stdout] 384 |     let mut multi = MultiBar::new(); // Holds the spinners of all plugins
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 00s
[INFO] running `Command { std: "docker" "inspect" "00057903dbefec8fad36d72289ca19b9eb5a7e97bbadd39e4ef379f95cb38f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00057903dbefec8fad36d72289ca19b9eb5a7e97bbadd39e4ef379f95cb38f72", kill_on_drop: false }`
[INFO] [stdout] 00057903dbefec8fad36d72289ca19b9eb5a7e97bbadd39e4ef379f95cb38f72