[INFO] cloning repository https://github.com/commiebstrd/rusterpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/commiebstrd/rusterpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcommiebstrd%2Frusterpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcommiebstrd%2Frusterpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5849f656c4405dfcea54854fe4ca45f043ebaf4
[INFO] checking commiebstrd/rusterpreter against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcommiebstrd%2Frusterpreter" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/commiebstrd/rusterpreter on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/commiebstrd/rusterpreter
[INFO] finished tweaking git repo https://github.com/commiebstrd/rusterpreter
[INFO] tweaked toml for git repo https://github.com/commiebstrd/rusterpreter written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/commiebstrd/rusterpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fdfb98dc2cf256f34c3903f5c95b77a07890c555a0fc396dbbcfe753342bab0
[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" "0fdfb98dc2cf256f34c3903f5c95b77a07890c555a0fc396dbbcfe753342bab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fdfb98dc2cf256f34c3903f5c95b77a07890c555a0fc396dbbcfe753342bab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fdfb98dc2cf256f34c3903f5c95b77a07890c555a0fc396dbbcfe753342bab0", kill_on_drop: false }`
[INFO] [stdout] 0fdfb98dc2cf256f34c3903f5c95b77a07890c555a0fc396dbbcfe753342bab0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9878a952aa292868ddcfeef07657ae17984ca6ec3c812ebe7993a05edb96b79
[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" "d9878a952aa292868ddcfeef07657ae17984ca6ec3c812ebe7993a05edb96b79", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]     Checking rusterpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `slice`
[INFO] [stdout]    --> lib/common/tlv.rs:395:20
[INFO] [stdout]     |
[INFO] [stdout] 395 |       let (buffer, slice) = slice.split_at(header.length() as usize);
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_slice`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> lib/common/packet.rs:255:22
[INFO] [stdout]     |
[INFO] [stdout] 255 |       let (payload_, val) = val.split_at(header.length() as usize - PACKET_HEADER_SIZE);
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> lib/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(alloc)]
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `slice`
[INFO] [stdout]    --> lib/common/tlv.rs:395:20
[INFO] [stdout]     |
[INFO] [stdout] 395 |       let (buffer, slice) = slice.split_at(header.length() as usize);
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_slice`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> lib/common/packet.rs:255:22
[INFO] [stdout]     |
[INFO] [stdout] 255 |       let (payload_, val) = val.split_at(header.length() as usize - PACKET_HEADER_SIZE);
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> lib/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(alloc)]
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "d9878a952aa292868ddcfeef07657ae17984ca6ec3c812ebe7993a05edb96b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9878a952aa292868ddcfeef07657ae17984ca6ec3c812ebe7993a05edb96b79", kill_on_drop: false }`
[INFO] [stdout] d9878a952aa292868ddcfeef07657ae17984ca6ec3c812ebe7993a05edb96b79