[INFO] fetching crate fire-rs 0.2.3...
[INFO] testing fire-rs-0.2.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate fire-rs 0.2.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fire-rs 0.2.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fire-rs 0.2.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fire-rs 0.2.3
[INFO] tweaked toml for crates.io crate fire-rs 0.2.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b7fff6990bfb35830a49022d4d666b5f72ab25e8a5cd40612ffa4660eae843d
[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" "6b7fff6990bfb35830a49022d4d666b5f72ab25e8a5cd40612ffa4660eae843d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b7fff6990bfb35830a49022d4d666b5f72ab25e8a5cd40612ffa4660eae843d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b7fff6990bfb35830a49022d4d666b5f72ab25e8a5cd40612ffa4660eae843d", kill_on_drop: false }`
[INFO] [stdout] 6b7fff6990bfb35830a49022d4d666b5f72ab25e8a5cd40612ffa4660eae843d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4f6eda50da8851ed5bc5bf274999a2f00144d54a09729e4adf79f6d51b21bf6
[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" "e4f6eda50da8851ed5bc5bf274999a2f00144d54a09729e4adf79f6d51b21bf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling fire-rs-core v0.2.0
[INFO] [stderr]    Compiling fire-rs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.88s
[INFO] running `Command { std: "docker" "inspect" "e4f6eda50da8851ed5bc5bf274999a2f00144d54a09729e4adf79f6d51b21bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f6eda50da8851ed5bc5bf274999a2f00144d54a09729e4adf79f6d51b21bf6", kill_on_drop: false }`
[INFO] [stdout] e4f6eda50da8851ed5bc5bf274999a2f00144d54a09729e4adf79f6d51b21bf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99fbd4b16820cd7de0363c2eea799449caef810030f4ec94542047c7593c4136
[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" "99fbd4b16820cd7de0363c2eea799449caef810030f4ec94542047c7593c4136", kill_on_drop: false }`
[INFO] [stderr]    Compiling fire-rs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/progress.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn foo(a: i32, b: i64) {}
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> tests/progress.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn foo(a: i32, b: i64) {}
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> tests/progress.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn foo(a: i32, b: i64) {}
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `int`
[INFO] [stdout]   --> tests/progress.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn foo(int: i32, long: i64) {}
[INFO] [stdout]    |            ^^^ help: if this is intentional, prefix it with an underscore: `_int`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `long`
[INFO] [stdout]   --> tests/progress.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn foo(int: i32, long: i64) {}
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_long`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `int`
[INFO] [stdout]   --> tests/progress.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn foo(int: i32, long: i64) {}
[INFO] [stdout]    |            ^^^ help: if this is intentional, prefix it with an underscore: `_int`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `long`
[INFO] [stdout]   --> tests/progress.rs:28:22
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn foo(int: i32, long: i64) {}
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_long`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "99fbd4b16820cd7de0363c2eea799449caef810030f4ec94542047c7593c4136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99fbd4b16820cd7de0363c2eea799449caef810030f4ec94542047c7593c4136", kill_on_drop: false }`
[INFO] [stdout] 99fbd4b16820cd7de0363c2eea799449caef810030f4ec94542047c7593c4136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bfac5ee67b4b366b2565474c22f03eebe877c64cc484e2e0819d31184d871566
[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" "bfac5ee67b4b366b2565474c22f03eebe877c64cc484e2e0819d31184d871566", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/progress.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn foo(a: i32, b: i64) {}
[INFO] [stderr]    |            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]   --> tests/progress.rs:12:20
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn foo(a: i32, b: i64) {}
[INFO] [stderr]    |                    ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> tests/progress.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn foo(a: i32, b: i64) {}
[INFO] [stderr]    |            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `int`
[INFO] [stderr]   --> tests/progress.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn foo(int: i32, long: i64) {}
[INFO] [stderr]    |            ^^^ help: if this is intentional, prefix it with an underscore: `_int`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `long`
[INFO] [stderr]   --> tests/progress.rs:20:22
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn foo(int: i32, long: i64) {}
[INFO] [stderr]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_long`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `int`
[INFO] [stderr]   --> tests/progress.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn foo(int: i32, long: i64) {}
[INFO] [stderr]    |            ^^^ help: if this is intentional, prefix it with an underscore: `_int`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `long`
[INFO] [stderr]   --> tests/progress.rs:28:22
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn foo(int: i32, long: i64) {}
[INFO] [stderr]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_long`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fire_rs-ca481f156a4ada9b
[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] [stderr]      Running /opt/rustwide/target/debug/deps/tests-40508c00407eeafd
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test no_args ... ok
[INFO] [stdout] test omit_rest_args ... ok
[INFO] [stdout] test two_args ... ok
[INFO] [stdout] test with_name ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fire-rs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bfac5ee67b4b366b2565474c22f03eebe877c64cc484e2e0819d31184d871566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfac5ee67b4b366b2565474c22f03eebe877c64cc484e2e0819d31184d871566", kill_on_drop: false }`
[INFO] [stdout] bfac5ee67b4b366b2565474c22f03eebe877c64cc484e2e0819d31184d871566