[INFO] fetching crate learn_rust 0.1.3...
[INFO] testing learn_rust-0.1.3 against 1.47.0 for beta-1.48-1
[INFO] extracting crate learn_rust 0.1.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate learn_rust 0.1.3 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate learn_rust 0.1.3
[INFO] finished tweaking crates.io crate learn_rust 0.1.3
[INFO] tweaked toml for crates.io crate learn_rust 0.1.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", 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] 5e0c4fa53e3ea1e8335ce0094b09b3f59eb6208d5e7d0b20df55d6a04ad80e2b
[INFO] running `Command { std: "docker" "start" "-a" "5e0c4fa53e3ea1e8335ce0094b09b3f59eb6208d5e7d0b20df55d6a04ad80e2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e0c4fa53e3ea1e8335ce0094b09b3f59eb6208d5e7d0b20df55d6a04ad80e2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e0c4fa53e3ea1e8335ce0094b09b3f59eb6208d5e7d0b20df55d6a04ad80e2b", kill_on_drop: false }`
[INFO] [stdout] 5e0c4fa53e3ea1e8335ce0094b09b3f59eb6208d5e7d0b20df55d6a04ad80e2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ffc009e57dddaf41b784b445a922b3de8540c1ce73e50b7219392dafc9df91e
[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" "6ffc009e57dddaf41b784b445a922b3de8540c1ce73e50b7219392dafc9df91e", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn_rust v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "6ffc009e57dddaf41b784b445a922b3de8540c1ce73e50b7219392dafc9df91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ffc009e57dddaf41b784b445a922b3de8540c1ce73e50b7219392dafc9df91e", kill_on_drop: false }`
[INFO] [stdout] 6ffc009e57dddaf41b784b445a922b3de8540c1ce73e50b7219392dafc9df91e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76333c1363886e3d325f4af633d76bc1a35f7e196e208adf91f0af43a4741a84
[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" "76333c1363886e3d325f4af633d76bc1a35f7e196e208adf91f0af43a4741a84", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn_rust v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "76333c1363886e3d325f4af633d76bc1a35f7e196e208adf91f0af43a4741a84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76333c1363886e3d325f4af633d76bc1a35f7e196e208adf91f0af43a4741a84", kill_on_drop: false }`
[INFO] [stdout] 76333c1363886e3d325f4af633d76bc1a35f7e196e208adf91f0af43a4741a84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1204470fcf11ec01e546f1b962ef0dc31803986dc67b9f74c6f81903874eb25e
[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" "1204470fcf11ec01e546f1b962ef0dc31803986dc67b9f74c6f81903874eb25e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/learn_rust-30c48feff264f919
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1204470fcf11ec01e546f1b962ef0dc31803986dc67b9f74c6f81903874eb25e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1204470fcf11ec01e546f1b962ef0dc31803986dc67b9f74c6f81903874eb25e", kill_on_drop: false }`
[INFO] [stdout] 1204470fcf11ec01e546f1b962ef0dc31803986dc67b9f74c6f81903874eb25e
