[INFO] cloning repository https://github.com/CyberGsus/tracc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CyberGsus/tracc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCyberGsus%2Ftracc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCyberGsus%2Ftracc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07af6841c5e0c55352a80f588f81b18e98f483a4
[INFO] checking CyberGsus/tracc against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCyberGsus%2Ftracc" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CyberGsus/tracc on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CyberGsus/tracc
[INFO] finished tweaking git repo https://github.com/CyberGsus/tracc
[INFO] tweaked toml for git repo https://github.com/CyberGsus/tracc written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/CyberGsus/tracc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a9d2b4696a8be6da128bb80cb97499a29a6f996d942745dc223404c3479060a
[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" "5a9d2b4696a8be6da128bb80cb97499a29a6f996d942745dc223404c3479060a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a9d2b4696a8be6da128bb80cb97499a29a6f996d942745dc223404c3479060a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a9d2b4696a8be6da128bb80cb97499a29a6f996d942745dc223404c3479060a", kill_on_drop: false }`
[INFO] [stdout] 5a9d2b4696a8be6da128bb80cb97499a29a6f996d942745dc223404c3479060a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] ac04ba7ff65b36c4c9e7873edc51414ed5f39d94d07e39cd45bfbe8dacaa62eb
[INFO] running `Command { std: "docker" "start" "-a" "ac04ba7ff65b36c4c9e7873edc51414ed5f39d94d07e39cd45bfbe8dacaa62eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking comp-rs v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `put_in_register`
[INFO] [stdout]   --> src/compiler/target.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn put_in_register(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `put_in_memory`
[INFO] [stdout]    --> src/compiler/target.rs:206:12
[INFO] [stdout]     |
[INFO] [stdout] 206 |     pub fn put_in_memory(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_register`
[INFO] [stdout]    --> src/compiler/target.rs:247:12
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn into_register(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_memory`
[INFO] [stdout]    --> src/compiler/target.rs:259:12
[INFO] [stdout]     |
[INFO] [stdout] 259 |     pub fn into_memory(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `put_in_register`
[INFO] [stdout]   --> src/compiler/target.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn put_in_register(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `put_in_memory`
[INFO] [stdout]    --> src/compiler/target.rs:206:12
[INFO] [stdout]     |
[INFO] [stdout] 206 |     pub fn put_in_memory(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_register`
[INFO] [stdout]    --> src/compiler/target.rs:247:12
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn into_register(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_memory`
[INFO] [stdout]    --> src/compiler/target.rs:259:12
[INFO] [stdout]     |
[INFO] [stdout] 259 |     pub fn into_memory(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.31s
[INFO] running `Command { std: "docker" "inspect" "ac04ba7ff65b36c4c9e7873edc51414ed5f39d94d07e39cd45bfbe8dacaa62eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac04ba7ff65b36c4c9e7873edc51414ed5f39d94d07e39cd45bfbe8dacaa62eb", kill_on_drop: false }`
[INFO] [stdout] ac04ba7ff65b36c4c9e7873edc51414ed5f39d94d07e39cd45bfbe8dacaa62eb