[INFO] cloning repository https://github.com/vrindisbacher/JSON-access-control
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vrindisbacher/JSON-access-control" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvrindisbacher%2FJSON-access-control", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvrindisbacher%2FJSON-access-control'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78be73f28bc5c05da4dc9eabc818dc5ca77e7cee
[INFO] checking vrindisbacher/JSON-access-control against try#22cc29ba5b459fb386c0406b9baf3a49eb0fba39 for pr-146095
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvrindisbacher%2FJSON-access-control" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vrindisbacher/JSON-access-control
[INFO] finished tweaking git repo https://github.com/vrindisbacher/JSON-access-control
[INFO] tweaked toml for git repo https://github.com/vrindisbacher/JSON-access-control written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vrindisbacher/JSON-access-control on toolchain 22cc29ba5b459fb386c0406b9baf3a49eb0fba39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vrindisbacher/JSON-access-control 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" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: examples
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b756fea70460408eb592eb374ef94af12b2d38c460db4a9361fa5a4dea1ef64
[INFO] running `Command { std: "docker" "start" "-a" "2b756fea70460408eb592eb374ef94af12b2d38c460db4a9361fa5a4dea1ef64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b756fea70460408eb592eb374ef94af12b2d38c460db4a9361fa5a4dea1ef64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b756fea70460408eb592eb374ef94af12b2d38c460db4a9361fa5a4dea1ef64", kill_on_drop: false }`
[INFO] [stdout] 2b756fea70460408eb592eb374ef94af12b2d38c460db4a9361fa5a4dea1ef64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00ad4e2d90f964d4af72a6bb5ae5c2e78ca60ea65ac17ee927298ebbb08d9ac8
[INFO] running `Command { std: "docker" "start" "-a" "00ad4e2d90f964d4af72a6bb5ae5c2e78ca60ea65ac17ee927298ebbb08d9ac8", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: examples
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling json-access-control v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/data.rs:49:21
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 let mut new_method_definition_mapping = accessor_fields
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/data.rs:49:21
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 let mut new_method_definition_mapping = accessor_fields
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Role` is never used
[INFO] [stdout]  --> examples/ex.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum Role {
[INFO] [stdout]   |      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/data.rs:49:21
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 let mut new_method_definition_mapping = accessor_fields
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.82s
[INFO] running `Command { std: "docker" "inspect" "00ad4e2d90f964d4af72a6bb5ae5c2e78ca60ea65ac17ee927298ebbb08d9ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00ad4e2d90f964d4af72a6bb5ae5c2e78ca60ea65ac17ee927298ebbb08d9ac8", kill_on_drop: false }`
[INFO] [stdout] 00ad4e2d90f964d4af72a6bb5ae5c2e78ca60ea65ac17ee927298ebbb08d9ac8