[INFO] cloning repository https://github.com/MuffadalKh0/Rust-Datastructure-with-HashMap-and-Tuple-v1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MuffadalKh0/Rust-Datastructure-with-HashMap-and-Tuple-v1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMuffadalKh0%2FRust-Datastructure-with-HashMap-and-Tuple-v1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMuffadalKh0%2FRust-Datastructure-with-HashMap-and-Tuple-v1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5143ab033e40f2e360325c6da6f9a7d73efaa49f
[INFO] checking MuffadalKh0/Rust-Datastructure-with-HashMap-and-Tuple-v1 against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMuffadalKh0%2FRust-Datastructure-with-HashMap-and-Tuple-v1" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MuffadalKh0/Rust-Datastructure-with-HashMap-and-Tuple-v1 on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MuffadalKh0/Rust-Datastructure-with-HashMap-and-Tuple-v1
[INFO] finished tweaking git repo https://github.com/MuffadalKh0/Rust-Datastructure-with-HashMap-and-Tuple-v1
[INFO] tweaked toml for git repo https://github.com/MuffadalKh0/Rust-Datastructure-with-HashMap-and-Tuple-v1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/MuffadalKh0/Rust-Datastructure-with-HashMap-and-Tuple-v1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c67b2f361438ada5dcc4a8fbbcf1b99f33785f2ddb71e487a3d414a64e6e160e
[INFO] running `Command { std: "docker" "start" "-a" "c67b2f361438ada5dcc4a8fbbcf1b99f33785f2ddb71e487a3d414a64e6e160e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c67b2f361438ada5dcc4a8fbbcf1b99f33785f2ddb71e487a3d414a64e6e160e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c67b2f361438ada5dcc4a8fbbcf1b99f33785f2ddb71e487a3d414a64e6e160e", kill_on_drop: false }`
[INFO] [stdout] c67b2f361438ada5dcc4a8fbbcf1b99f33785f2ddb71e487a3d414a64e6e160e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 694c8bc5632bb9c78da5cae997d83b21d0d3fe154180b82cee9440f304afbcc8
[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" "694c8bc5632bb9c78da5cae997d83b21d0d3fe154180b82cee9440f304afbcc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking text_io v0.1.7
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking t5 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.52s
[INFO] running `Command { std: "docker" "inspect" "694c8bc5632bb9c78da5cae997d83b21d0d3fe154180b82cee9440f304afbcc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "694c8bc5632bb9c78da5cae997d83b21d0d3fe154180b82cee9440f304afbcc8", kill_on_drop: false }`
[INFO] [stdout] 694c8bc5632bb9c78da5cae997d83b21d0d3fe154180b82cee9440f304afbcc8