[INFO] crate cppbuild 0.1.1 is already in cache
[INFO] testing cppbuild-0.1.1 against 1.45.2 for beta-1.46-1
[INFO] extracting crate cppbuild 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cppbuild 0.1.1 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cppbuild 0.1.1
[INFO] finished tweaking crates.io crate cppbuild 0.1.1
[INFO] tweaked toml for crates.io crate cppbuild 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cppbuild 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22e639821a311ea8ca679d06ccc8165aa954e42c8fdf1ca1f801ba4c724262b5
[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" "22e639821a311ea8ca679d06ccc8165aa954e42c8fdf1ca1f801ba4c724262b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22e639821a311ea8ca679d06ccc8165aa954e42c8fdf1ca1f801ba4c724262b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22e639821a311ea8ca679d06ccc8165aa954e42c8fdf1ca1f801ba4c724262b5", kill_on_drop: false }`
[INFO] [stdout] 22e639821a311ea8ca679d06ccc8165aa954e42c8fdf1ca1f801ba4c724262b5
[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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0ed1c9773eae5e9c269874b031470bd48c61eaf98a2e313b2bc75af27b6ed88
[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" "f0ed1c9773eae5e9c269874b031470bd48c61eaf98a2e313b2bc75af27b6ed88", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling libflate_lz77 v1.0.0
[INFO] [stderr]    Compiling rust_info v0.3.0
[INFO] [stderr]    Compiling whoami v0.8.1
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling filetime v0.2.9
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling libflate v1.0.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tokio v0.2.17
[INFO] [stderr]    Compiling clang v0.23.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.2.4
[INFO] [stderr]    Compiling serde_json v1.0.52
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling hyper v0.13.4
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling reqwest v0.10.4
[INFO] [stderr]    Compiling cppbuild v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `test`
[INFO] [stdout]    --> src/main.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |     let test = Test::from_file(".", "///test").unwrap().build_main().unwrap();
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_test`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 1m 19s
[INFO] running `Command { std: "docker" "inspect" "f0ed1c9773eae5e9c269874b031470bd48c61eaf98a2e313b2bc75af27b6ed88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0ed1c9773eae5e9c269874b031470bd48c61eaf98a2e313b2bc75af27b6ed88", kill_on_drop: false }`
[INFO] [stdout] f0ed1c9773eae5e9c269874b031470bd48c61eaf98a2e313b2bc75af27b6ed88
[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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", 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] 355617d08c5d62ac55a063daaf5a31afebc961896e94922cf118fecd5e07207f
[INFO] running `Command { std: "docker" "start" "-a" "355617d08c5d62ac55a063daaf5a31afebc961896e94922cf118fecd5e07207f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cppbuild v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `test`
[INFO] [stdout]    --> src/main.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |     let test = Test::from_file(".", "///test").unwrap().build_main().unwrap();
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_test`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 3.25s
[INFO] running `Command { std: "docker" "inspect" "355617d08c5d62ac55a063daaf5a31afebc961896e94922cf118fecd5e07207f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "355617d08c5d62ac55a063daaf5a31afebc961896e94922cf118fecd5e07207f", kill_on_drop: false }`
[INFO] [stdout] 355617d08c5d62ac55a063daaf5a31afebc961896e94922cf118fecd5e07207f
[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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 538e43f41052c0c2770aad644a15d54a2ce1c5081d27d73e30ef00f6c0b11b3e
[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" "538e43f41052c0c2770aad644a15d54a2ce1c5081d27d73e30ef00f6c0b11b3e", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `test`
[INFO] [stderr]    --> src/main.rs:146:9
[INFO] [stderr]     |
[INFO] [stderr] 146 |     let test = Test::from_file(".", "///test").unwrap().build_main().unwrap();
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_test`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cppbuild-6a39741c719b7d45
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cppbuild-4d46180d86642f05
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests cppbuild
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "538e43f41052c0c2770aad644a15d54a2ce1c5081d27d73e30ef00f6c0b11b3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "538e43f41052c0c2770aad644a15d54a2ce1c5081d27d73e30ef00f6c0b11b3e", kill_on_drop: false }`
[INFO] [stdout] 538e43f41052c0c2770aad644a15d54a2ce1c5081d27d73e30ef00f6c0b11b3e