[INFO] cloning repository https://github.com/jsim2010/paper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jsim2010/paper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsim2010%2Fpaper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsim2010%2Fpaper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0c0ba3b0ea3775d8266bd3c82b293213a22a339
[INFO] checking jsim2010/paper against try#1c5262aa6c045a581fb974488793f09ed51fc498 for pr-78376
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsim2010%2Fpaper" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jsim2010/paper on toolchain 1c5262aa6c045a581fb974488793f09ed51fc498
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jsim2010/paper
[INFO] finished tweaking git repo https://github.com/jsim2010/paper
[INFO] tweaked toml for git repo https://github.com/jsim2010/paper written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parse-display-derive v0.1.2
[INFO] [stderr]   Downloaded byte-unit v4.0.9
[INFO] [stderr]   Downloaded home v0.5.3
[INFO] [stderr]   Downloaded cur_macro v0.4.0
[INFO] [stderr]   Downloaded parse-display-derive v0.2.0
[INFO] [stderr]   Downloaded crossterm v0.18.2
[INFO] [stderr]   Downloaded conventus v0.2.0
[INFO] [stderr]   Downloaded attohttpc v0.15.0
[INFO] [stderr]   Downloaded utf8-width v0.1.4
[INFO] [stderr]   Downloaded battery v0.7.8
[INFO] [stderr]   Downloaded parse-display v0.2.0
[INFO] [stderr]   Downloaded git2 v0.13.12
[INFO] [stderr]   Downloaded starship v0.44.0
[INFO] [stderr]   Downloaded libgit2-sys v0.12.14+1.1.0
[INFO] [stderr]   Downloaded sysinfo v0.14.15
[INFO] [stderr]   Downloaded parse-display v0.1.2
[INFO] [stderr]   Downloaded cur v0.4.0
[INFO] [stderr]   Downloaded market v0.19.0
[INFO] [stderr]   Downloaded docuglot v0.1.0
[INFO] [stderr]   Downloaded lsp-types v0.77.0
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 975b1bfcb460ddea582e60bbea327fc40fb6d70c5e047878617a3cb56833e75f
[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" "975b1bfcb460ddea582e60bbea327fc40fb6d70c5e047878617a3cb56833e75f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "975b1bfcb460ddea582e60bbea327fc40fb6d70c5e047878617a3cb56833e75f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "975b1bfcb460ddea582e60bbea327fc40fb6d70c5e047878617a3cb56833e75f", kill_on_drop: false }`
[INFO] [stdout] 975b1bfcb460ddea582e60bbea327fc40fb6d70c5e047878617a3cb56833e75f
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad6982b8704fd46a22aac22f72b36fcee9a5613fbc298ea53a759a0fddaaa09b
[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" "ad6982b8704fd46a22aac22f72b36fcee9a5613fbc298ea53a759a0fddaaa09b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling version_check v0.9.2
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[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking scopeguard v1.1.0
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[INFO] [stderr]    Compiling regex-syntax v0.6.21
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[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
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[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
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[INFO] [stderr]    Compiling num-integer v0.1.44
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[INFO] [stderr]     Checking unicode-normalization v0.1.13
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[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling aho-corasick v0.7.14
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[INFO] [stderr]    Compiling openssl-sys v0.9.58
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[INFO] [stderr]    Compiling libgit2-sys v0.12.14+1.1.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling parse-display-derive v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling enum-map-derive v0.4.6
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling cur_macro v0.4.0
[INFO] [stderr]    Compiling starship_module_config_derive v0.1.2
[INFO] [stderr]    Compiling parse-display-derive v0.2.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking enum-map v0.6.4
[INFO] [stderr]     Checking cur v0.4.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking parse-display v0.2.0
[INFO] [stderr]     Checking parse-display v0.1.2
[INFO] [stderr]     Checking fehler v1.0.0
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[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking mio v0.7.5
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[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking os_info v2.0.8
[INFO] [stderr]     Checking market v0.19.0
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking git2 v0.13.12
[INFO] [stderr]     Checking crossterm v0.18.2
[INFO] [stderr]     Checking attohttpc v0.15.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking lsp-types v0.77.0
[INFO] [stderr]     Checking jsonrpc-core v14.2.0
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking docuglot v0.1.0
[INFO] [stderr]     Checking starship v0.44.0
[INFO] [stderr]     Checking paper v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 40s
[INFO] running `Command { std: "docker" "inspect" "ad6982b8704fd46a22aac22f72b36fcee9a5613fbc298ea53a759a0fddaaa09b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6982b8704fd46a22aac22f72b36fcee9a5613fbc298ea53a759a0fddaaa09b", kill_on_drop: false }`
[INFO] [stdout] ad6982b8704fd46a22aac22f72b36fcee9a5613fbc298ea53a759a0fddaaa09b