[INFO] cloning repository https://github.com/solaryssky/speed_tester
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/solaryssky/speed_tester" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsolaryssky%2Fspeed_tester", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsolaryssky%2Fspeed_tester'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a002a5a53da95acafb844fa6efb424a863fe83ab
[INFO] building solaryssky/speed_tester against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsolaryssky%2Fspeed_tester" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/solaryssky/speed_tester on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/solaryssky/speed_tester
[INFO] finished tweaking git repo https://github.com/solaryssky/speed_tester
[INFO] tweaked toml for git repo https://github.com/solaryssky/speed_tester written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/solaryssky/speed_tester 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b62e7a3327d7f6958c2b12da89fba365b89a92f51742fa796463106e6f4da4f6
[INFO] running `Command { std: "docker" "start" "-a" "b62e7a3327d7f6958c2b12da89fba365b89a92f51742fa796463106e6f4da4f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b62e7a3327d7f6958c2b12da89fba365b89a92f51742fa796463106e6f4da4f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b62e7a3327d7f6958c2b12da89fba365b89a92f51742fa796463106e6f4da4f6", kill_on_drop: false }`
[INFO] [stdout] b62e7a3327d7f6958c2b12da89fba365b89a92f51742fa796463106e6f4da4f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b93f5f8a0828d7874cb7a908c315b25bf721fe90c1ce1737d21abf07a36b242c
[INFO] running `Command { std: "docker" "start" "-a" "b93f5f8a0828d7874cb7a908c315b25bf721fe90c1ce1737d21abf07a36b242c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling xml-rs v0.8.19
[INFO] [stderr]    Compiling gethostname v0.4.3
[INFO] [stderr]    Compiling speed_tester v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/main.rs:104:15
[INFO] [stdout]     |
[INFO] [stdout] 104 |     for (key, value) in &hash_map_filter {
[INFO] [stdout]     |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dirs`
[INFO] [stdout]    --> src/main.rs:113:19
[INFO] [stdout]     |
[INFO] [stdout] 113 |               let dirs = parts[5].to_owned() +  "test";                   
[INFO] [stdout]     |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_dirs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "b93f5f8a0828d7874cb7a908c315b25bf721fe90c1ce1737d21abf07a36b242c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b93f5f8a0828d7874cb7a908c315b25bf721fe90c1ce1737d21abf07a36b242c", kill_on_drop: false }`
[INFO] [stdout] b93f5f8a0828d7874cb7a908c315b25bf721fe90c1ce1737d21abf07a36b242c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd43151194d7685926a64934d4f5da9b447e13402cd97c8cb52696942b511434
[INFO] running `Command { std: "docker" "start" "-a" "dd43151194d7685926a64934d4f5da9b447e13402cd97c8cb52696942b511434", kill_on_drop: false }`
[INFO] [stderr]    Compiling speed_tester v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/main.rs:104:15
[INFO] [stdout]     |
[INFO] [stdout] 104 |     for (key, value) in &hash_map_filter {
[INFO] [stdout]     |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dirs`
[INFO] [stdout]    --> src/main.rs:113:19
[INFO] [stdout]     |
[INFO] [stdout] 113 |               let dirs = parts[5].to_owned() +  "test";                   
[INFO] [stdout]     |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_dirs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "dd43151194d7685926a64934d4f5da9b447e13402cd97c8cb52696942b511434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd43151194d7685926a64934d4f5da9b447e13402cd97c8cb52696942b511434", kill_on_drop: false }`
[INFO] [stdout] dd43151194d7685926a64934d4f5da9b447e13402cd97c8cb52696942b511434