[INFO] fetching crate fab 0.1.1...
[INFO] testing fab-0.1.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate fab 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate fab 0.1.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fab 0.1.1
[INFO] finished tweaking crates.io crate fab 0.1.1
[INFO] tweaked toml for crates.io crate fab 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d7719afeb324df79cbd1eb5ed78b08fb519931197d1116d60f11512a20952d4
[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" "1d7719afeb324df79cbd1eb5ed78b08fb519931197d1116d60f11512a20952d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d7719afeb324df79cbd1eb5ed78b08fb519931197d1116d60f11512a20952d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d7719afeb324df79cbd1eb5ed78b08fb519931197d1116d60f11512a20952d4", kill_on_drop: false }`
[INFO] [stdout] 1d7719afeb324df79cbd1eb5ed78b08fb519931197d1116d60f11512a20952d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 071953a219ea81b18c9c559ace22a0f19935ffed1d4e53f5ef86aad39dd2249b
[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" "071953a219ea81b18c9c559ace22a0f19935ffed1d4e53f5ef86aad39dd2249b", kill_on_drop: false }`
[INFO] [stderr]    Compiling fab v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:37:119
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut file = File::open(file).unwrap_or_else(|err| panic!("Could not open {:?}: {} (caused by {:?})", file, err.description(), err....
[INFO] [stdout]    |                                                                                                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/main.rs:37:138
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...t open {:?}: {} (caused by {:?})", file, err.description(), err.cause()));
[INFO] [stdout]    |                                                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "071953a219ea81b18c9c559ace22a0f19935ffed1d4e53f5ef86aad39dd2249b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "071953a219ea81b18c9c559ace22a0f19935ffed1d4e53f5ef86aad39dd2249b", kill_on_drop: false }`
[INFO] [stdout] 071953a219ea81b18c9c559ace22a0f19935ffed1d4e53f5ef86aad39dd2249b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cc9e09533862105a1a5711c303d0b0d43aa86def8a3f35cc79c93fe37697ca6
[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" "1cc9e09533862105a1a5711c303d0b0d43aa86def8a3f35cc79c93fe37697ca6", kill_on_drop: false }`
[INFO] [stderr]    Compiling fab v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:37:119
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut file = File::open(file).unwrap_or_else(|err| panic!("Could not open {:?}: {} (caused by {:?})", file, err.description(), err....
[INFO] [stdout]    |                                                                                                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/main.rs:37:138
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...t open {:?}: {} (caused by {:?})", file, err.description(), err.cause()));
[INFO] [stdout]    |                                                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "1cc9e09533862105a1a5711c303d0b0d43aa86def8a3f35cc79c93fe37697ca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cc9e09533862105a1a5711c303d0b0d43aa86def8a3f35cc79c93fe37697ca6", kill_on_drop: false }`
[INFO] [stdout] 1cc9e09533862105a1a5711c303d0b0d43aa86def8a3f35cc79c93fe37697ca6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7dc815e30290ec19bb97e957789dbc4f05e2fcb55daefb7737bf95f94f66cc6a
[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" "7dc815e30290ec19bb97e957789dbc4f05e2fcb55daefb7737bf95f94f66cc6a", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:37:119
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let mut file = File::open(file).unwrap_or_else(|err| panic!("Could not open {:?}: {} (caused by {:?})", file, err.description(), err....
[INFO] [stderr]    |                                                                                                                       ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:37:138
[INFO] [stderr]    |
[INFO] [stderr] 37 | ...t open {:?}: {} (caused by {:?})", file, err.description(), err.cause()));
[INFO] [stderr]    |                                                                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fab` (bin "fab" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fab-d15350616ea7976f)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test makefile::tests::makefile_commands_with_blank_lines_test ... ok
[INFO] [stdout] test makefile::tests::makefile_with_multiple_rules_test ... ok
[INFO] [stdout] test makefile::tests::makefile_blank_line_test ... ok
[INFO] [stdout] test makefile::tests::makefile_empty_test ... ok
[INFO] [stdout] test makefile::tests::makefile_with_commands_test ... ok
[INFO] [stdout] test makefile::tests::makefile_one_rule_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7dc815e30290ec19bb97e957789dbc4f05e2fcb55daefb7737bf95f94f66cc6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc815e30290ec19bb97e957789dbc4f05e2fcb55daefb7737bf95f94f66cc6a", kill_on_drop: false }`
[INFO] [stdout] 7dc815e30290ec19bb97e957789dbc4f05e2fcb55daefb7737bf95f94f66cc6a