[INFO] updating cached repository https://github.com/guoguojin/rust-example-cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84d6f22d39c56f4145d3f52407dae83808be4213
[INFO] testing guoguojin/rust-example-cli against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguoguojin%2Frust-example-cli" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guoguojin/rust-example-cli on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/guoguojin/rust-example-cli
[INFO] finished tweaking git repo https://github.com/guoguojin/rust-example-cli
[INFO] tweaked toml for git repo https://github.com/guoguojin/rust-example-cli written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/guoguojin/rust-example-cli already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab8a3b8a3d5a520b022907d8eb63f054388329cf91a7a2533412ce01fc0bcd3a
[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" "ab8a3b8a3d5a520b022907d8eb63f054388329cf91a7a2533412ce01fc0bcd3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab8a3b8a3d5a520b022907d8eb63f054388329cf91a7a2533412ce01fc0bcd3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab8a3b8a3d5a520b022907d8eb63f054388329cf91a7a2533412ce01fc0bcd3a", kill_on_drop: false }`
[INFO] [stdout] ab8a3b8a3d5a520b022907d8eb63f054388329cf91a7a2533412ce01fc0bcd3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0145e1302f7d3e82c9d0b76da635ca6c75928468469d52c990e4b7d8e125dbae
[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" "0145e1302f7d3e82c9d0b76da635ca6c75928468469d52c990e4b7d8e125dbae", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling rust-ini v0.12.2
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling toml v0.4.6
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling serde_json v1.0.22
[INFO] [stderr]    Compiling nom v4.0.0
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling serde-hjson v0.8.1
[INFO] [stderr]    Compiling config v0.9.0
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]    Compiling structopt v0.2.10
[INFO] [stderr]    Compiling example-cli-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(extern_prelude)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.35s
[INFO] running `Command { std: "docker" "inspect" "0145e1302f7d3e82c9d0b76da635ca6c75928468469d52c990e4b7d8e125dbae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0145e1302f7d3e82c9d0b76da635ca6c75928468469d52c990e4b7d8e125dbae", kill_on_drop: false }`
[INFO] [stdout] 0145e1302f7d3e82c9d0b76da635ca6c75928468469d52c990e4b7d8e125dbae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69a35b81484a5d06c5c0cf2d1ab185bdaa590c5de3ecbe65e24217103eccaa2b
[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" "69a35b81484a5d06c5c0cf2d1ab185bdaa590c5de3ecbe65e24217103eccaa2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling example-cli-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(extern_prelude)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "69a35b81484a5d06c5c0cf2d1ab185bdaa590c5de3ecbe65e24217103eccaa2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69a35b81484a5d06c5c0cf2d1ab185bdaa590c5de3ecbe65e24217103eccaa2b", kill_on_drop: false }`
[INFO] [stdout] 69a35b81484a5d06c5c0cf2d1ab185bdaa590c5de3ecbe65e24217103eccaa2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ea82473d5a4aa9c11c73d8af4994c656fddbdfc88dc1fe671025eee70a38408
[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" "9ea82473d5a4aa9c11c73d8af4994c656fddbdfc88dc1fe671025eee70a38408", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 1 | #![feature(extern_prelude)]
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/example_cli_app-304428991dbc8e8c
[INFO] running `Command { std: "docker" "inspect" "9ea82473d5a4aa9c11c73d8af4994c656fddbdfc88dc1fe671025eee70a38408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ea82473d5a4aa9c11c73d8af4994c656fddbdfc88dc1fe671025eee70a38408", kill_on_drop: false }`
[INFO] [stdout] 9ea82473d5a4aa9c11c73d8af4994c656fddbdfc88dc1fe671025eee70a38408