[INFO] cloning repository https://github.com/JackLin00/LearnSubstrateLesson3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JackLin00/LearnSubstrateLesson3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackLin00%2FLearnSubstrateLesson3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackLin00%2FLearnSubstrateLesson3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7bef756e7af041aa6d29fe904fd2281c3765e4b7
[INFO] testing JackLin00/LearnSubstrateLesson3 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackLin00%2FLearnSubstrateLesson3" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JackLin00/LearnSubstrateLesson3 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JackLin00/LearnSubstrateLesson3
[INFO] finished tweaking git repo https://github.com/JackLin00/LearnSubstrateLesson3
[INFO] tweaked toml for git repo https://github.com/JackLin00/LearnSubstrateLesson3 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/JackLin00/LearnSubstrateLesson3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 552eea800f4cc1c32c4ea2ee922f6bf9938cce65bf366549fb608a0a55d5a196
[INFO] running `Command { std: "docker" "start" "-a" "552eea800f4cc1c32c4ea2ee922f6bf9938cce65bf366549fb608a0a55d5a196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "552eea800f4cc1c32c4ea2ee922f6bf9938cce65bf366549fb608a0a55d5a196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552eea800f4cc1c32c4ea2ee922f6bf9938cce65bf366549fb608a0a55d5a196", kill_on_drop: false }`
[INFO] [stdout] 552eea800f4cc1c32c4ea2ee922f6bf9938cce65bf366549fb608a0a55d5a196
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66e72399af2d63bad74b0a997e591d6247b75f696734bfc21811284113e3a45d
[INFO] running `Command { std: "docker" "start" "-a" "66e72399af2d63bad74b0a997e591d6247b75f696734bfc21811284113e3a45d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling Lesson3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Lesson3` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `lesson3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "66e72399af2d63bad74b0a997e591d6247b75f696734bfc21811284113e3a45d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66e72399af2d63bad74b0a997e591d6247b75f696734bfc21811284113e3a45d", kill_on_drop: false }`
[INFO] [stdout] 66e72399af2d63bad74b0a997e591d6247b75f696734bfc21811284113e3a45d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc64967ba4163a08fb4b970fc1c89802429c09a9f555f7caba0c7f4f3fe05c01
[INFO] running `Command { std: "docker" "start" "-a" "fc64967ba4163a08fb4b970fc1c89802429c09a9f555f7caba0c7f4f3fe05c01", kill_on_drop: false }`
[INFO] [stderr]    Compiling Lesson3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Lesson3` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `lesson3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "fc64967ba4163a08fb4b970fc1c89802429c09a9f555f7caba0c7f4f3fe05c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc64967ba4163a08fb4b970fc1c89802429c09a9f555f7caba0c7f4f3fe05c01", kill_on_drop: false }`
[INFO] [stdout] fc64967ba4163a08fb4b970fc1c89802429c09a9f555f7caba0c7f4f3fe05c01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c1294024cb461c21ab187724096c10dea83484c5bf58a663f584707fbb4cde5
[INFO] running `Command { std: "docker" "start" "-a" "2c1294024cb461c21ab187724096c10dea83484c5bf58a663f584707fbb4cde5", kill_on_drop: false }`
[INFO] [stderr] warning: crate `Lesson3` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `lesson3`
[INFO] [stderr] 
[INFO] [stderr] warning: `Lesson3` (bin "Lesson3" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/Lesson3-d55fa1e01a8e0c40)
[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" "2c1294024cb461c21ab187724096c10dea83484c5bf58a663f584707fbb4cde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c1294024cb461c21ab187724096c10dea83484c5bf58a663f584707fbb4cde5", kill_on_drop: false }`
[INFO] [stdout] 2c1294024cb461c21ab187724096c10dea83484c5bf58a663f584707fbb4cde5