[INFO] fetching crate rs-progress 0.1.1...
[INFO] testing rs-progress-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rs-progress 0.1.1 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate rs-progress 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rs-progress 0.1.1
[INFO] finished tweaking crates.io crate rs-progress 0.1.1
[INFO] tweaked toml for crates.io crate rs-progress 0.1.1 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9009c4bab68e5f765289b3160e3c72d4b403ecbffdaab3b0e56d7e7779e80d5
[INFO] running `Command { std: "docker" "start" "-a" "f9009c4bab68e5f765289b3160e3c72d4b403ecbffdaab3b0e56d7e7779e80d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9009c4bab68e5f765289b3160e3c72d4b403ecbffdaab3b0e56d7e7779e80d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9009c4bab68e5f765289b3160e3c72d4b403ecbffdaab3b0e56d7e7779e80d5", kill_on_drop: false }`
[INFO] [stdout] f9009c4bab68e5f765289b3160e3c72d4b403ecbffdaab3b0e56d7e7779e80d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da6d06a636f0047474c6712a3fdc60b1828e772aae212369c9ecbed5433be053
[INFO] running `Command { std: "docker" "start" "-a" "da6d06a636f0047474c6712a3fdc60b1828e772aae212369c9ecbed5433be053", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-progress v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "da6d06a636f0047474c6712a3fdc60b1828e772aae212369c9ecbed5433be053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da6d06a636f0047474c6712a3fdc60b1828e772aae212369c9ecbed5433be053", kill_on_drop: false }`
[INFO] [stdout] da6d06a636f0047474c6712a3fdc60b1828e772aae212369c9ecbed5433be053
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30f643ed139fb58bd669d765043bd444bb304deae202343660af88fc8089672a
[INFO] running `Command { std: "docker" "start" "-a" "30f643ed139fb58bd669d765043bd444bb304deae202343660af88fc8089672a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rs-progress v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/lib.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |         for c in s.chars().prog() {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_call`
[INFO] [stdout]    --> src/lib.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn test_call() {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "30f643ed139fb58bd669d765043bd444bb304deae202343660af88fc8089672a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f643ed139fb58bd669d765043bd444bb304deae202343660af88fc8089672a", kill_on_drop: false }`
[INFO] [stdout] 30f643ed139fb58bd669d765043bd444bb304deae202343660af88fc8089672a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b6a6e9fa9214e70affee5fbd28d71bb29a8489498a73108d68487c4ea5fa79d
[INFO] running `Command { std: "docker" "start" "-a" "7b6a6e9fa9214e70affee5fbd28d71bb29a8489498a73108d68487c4ea5fa79d", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/lib.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |         for c in s.chars().prog() {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_call`
[INFO] [stderr]    --> src/lib.rs:113:8
[INFO] [stderr]     |
[INFO] [stderr] 113 |     fn test_call() {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rs-progress` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rs_progress-e69c45b4e601b52b)
[INFO] [stderr]    Doc-tests rs-progress
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b6a6e9fa9214e70affee5fbd28d71bb29a8489498a73108d68487c4ea5fa79d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6a6e9fa9214e70affee5fbd28d71bb29a8489498a73108d68487c4ea5fa79d", kill_on_drop: false }`
[INFO] [stdout] 7b6a6e9fa9214e70affee5fbd28d71bb29a8489498a73108d68487c4ea5fa79d