[INFO] cloning repository https://github.com/CameronMukherjee/mermaid4j
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CameronMukherjee/mermaid4j" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCameronMukherjee%2Fmermaid4j", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCameronMukherjee%2Fmermaid4j'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbe5077b9d04f1858a4d5ad8e6835682890d6c22
[INFO] building CameronMukherjee/mermaid4j against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCameronMukherjee%2Fmermaid4j" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CameronMukherjee/mermaid4j on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CameronMukherjee/mermaid4j
[INFO] finished tweaking git repo https://github.com/CameronMukherjee/mermaid4j
[INFO] tweaked toml for git repo https://github.com/CameronMukherjee/mermaid4j written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/CameronMukherjee/mermaid4j already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9f7669a76e483e6c52c436968d9d43ff87e585b99bfce96493fda7078ee3a6a
[INFO] running `Command { std: "docker" "start" "-a" "d9f7669a76e483e6c52c436968d9d43ff87e585b99bfce96493fda7078ee3a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9f7669a76e483e6c52c436968d9d43ff87e585b99bfce96493fda7078ee3a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f7669a76e483e6c52c436968d9d43ff87e585b99bfce96493fda7078ee3a6a", kill_on_drop: false }`
[INFO] [stdout] d9f7669a76e483e6c52c436968d9d43ff87e585b99bfce96493fda7078ee3a6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b4d3969463d9d0b6ea889accf0f0fcd00b18edc86694dd2e0bf10085cf8338c
[INFO] running `Command { std: "docker" "start" "-a" "4b4d3969463d9d0b6ea889accf0f0fcd00b18edc86694dd2e0bf10085cf8338c", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling regex v1.8.4
[INFO] [stderr]    Compiling mermaid4j v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/main.rs:4:41
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, BufRead, BufReader, Write};
[INFO] [stdout]   |                                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.99s
[INFO] running `Command { std: "docker" "inspect" "4b4d3969463d9d0b6ea889accf0f0fcd00b18edc86694dd2e0bf10085cf8338c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b4d3969463d9d0b6ea889accf0f0fcd00b18edc86694dd2e0bf10085cf8338c", kill_on_drop: false }`
[INFO] [stdout] 4b4d3969463d9d0b6ea889accf0f0fcd00b18edc86694dd2e0bf10085cf8338c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48a545212e959f4a32fb0d2d2b0b46f0c9fbfcb81227e5c9f119f5b9924ce173
[INFO] running `Command { std: "docker" "start" "-a" "48a545212e959f4a32fb0d2d2b0b46f0c9fbfcb81227e5c9f119f5b9924ce173", kill_on_drop: false }`
[INFO] [stderr]    Compiling mermaid4j v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/main.rs:4:41
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, BufRead, BufReader, Write};
[INFO] [stdout]   |                                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "48a545212e959f4a32fb0d2d2b0b46f0c9fbfcb81227e5c9f119f5b9924ce173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48a545212e959f4a32fb0d2d2b0b46f0c9fbfcb81227e5c9f119f5b9924ce173", kill_on_drop: false }`
[INFO] [stdout] 48a545212e959f4a32fb0d2d2b0b46f0c9fbfcb81227e5c9f119f5b9924ce173
