[INFO] cloning repository https://github.com/jluszcz/ListOfLists-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jluszcz/ListOfLists-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjluszcz%2FListOfLists-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjluszcz%2FListOfLists-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b0afcf444ed4c1083749c5d432ea39e259aa802
[INFO] checking jluszcz/ListOfLists-rs against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjluszcz%2FListOfLists-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jluszcz/ListOfLists-rs on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jluszcz/ListOfLists-rs
[INFO] finished tweaking git repo https://github.com/jluszcz/ListOfLists-rs
[INFO] tweaked toml for git repo https://github.com/jluszcz/ListOfLists-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/jluszcz/ListOfLists-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db720396220794ff1f51ea199e9c92d1c488c8a70c2dd46201a7115b58153339
[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" "db720396220794ff1f51ea199e9c92d1c488c8a70c2dd46201a7115b58153339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db720396220794ff1f51ea199e9c92d1c488c8a70c2dd46201a7115b58153339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db720396220794ff1f51ea199e9c92d1c488c8a70c2dd46201a7115b58153339", kill_on_drop: false }`
[INFO] [stdout] db720396220794ff1f51ea199e9c92d1c488c8a70c2dd46201a7115b58153339
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a9de17aef62e1244fc321e4eed7f31b561e753aaad4c8ecbf905889812a43a5
[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" "2a9de17aef62e1244fc321e4eed7f31b561e753aaad4c8ecbf905889812a43a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]    Compiling rusoto_core v0.46.0
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[INFO] [stderr]    Compiling rand_core v0.5.1
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[INFO] [stderr]    Compiling rand_pcg v0.2.1
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[INFO] [stderr]    Compiling native-tls v0.2.7
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[INFO] [stderr]    Compiling rand v0.7.3
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[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling parse-zoneinfo v0.1.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling chrono-tz v0.4.1
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
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[INFO] [stderr]    Compiling async-trait v0.1.50
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[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking time-macros v0.1.1
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[INFO] [stderr]     Checking list_of_lists v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 02s
[INFO] running `Command { std: "docker" "inspect" "2a9de17aef62e1244fc321e4eed7f31b561e753aaad4c8ecbf905889812a43a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9de17aef62e1244fc321e4eed7f31b561e753aaad4c8ecbf905889812a43a5", kill_on_drop: false }`
[INFO] [stdout] 2a9de17aef62e1244fc321e4eed7f31b561e753aaad4c8ecbf905889812a43a5