[INFO] fetching crate rliron 0.0.6...
[INFO] testing rliron-0.0.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rliron 0.0.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rliron 0.0.6 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 rliron 0.0.6
[INFO] finished tweaking crates.io crate rliron 0.0.6
[INFO] tweaked toml for crates.io crate rliron 0.0.6 written to /workspace/builds/worker-1/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-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5f9c834e87c72d90b959524ecd2da6d4e26b4491c874a4517572ae91e8f29ec
[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" "a5f9c834e87c72d90b959524ecd2da6d4e26b4491c874a4517572ae91e8f29ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5f9c834e87c72d90b959524ecd2da6d4e26b4491c874a4517572ae91e8f29ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5f9c834e87c72d90b959524ecd2da6d4e26b4491c874a4517572ae91e8f29ec", kill_on_drop: false }`
[INFO] [stdout] a5f9c834e87c72d90b959524ecd2da6d4e26b4491c874a4517572ae91e8f29ec
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f4c1a934706d4d5bd7fd7ec539dc03b3e9f96f8b9fe4ae1d0184c996e595f2d
[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" "9f4c1a934706d4d5bd7fd7ec539dc03b3e9f96f8b9fe4ae1d0184c996e595f2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rliron v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/console.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type Con = Box<Console>;
[INFO] [stdout]   |                    ^^^^^^^ help: use `dyn`: `dyn Console`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9f4c1a934706d4d5bd7fd7ec539dc03b3e9f96f8b9fe4ae1d0184c996e595f2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f4c1a934706d4d5bd7fd7ec539dc03b3e9f96f8b9fe4ae1d0184c996e595f2d", kill_on_drop: false }`
[INFO] [stdout] 9f4c1a934706d4d5bd7fd7ec539dc03b3e9f96f8b9fe4ae1d0184c996e595f2d
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f53c3e99907f7c1fa8d6d90e65f8a496efee864e64c7b9259e020072d61574ff
[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" "f53c3e99907f7c1fa8d6d90e65f8a496efee864e64c7b9259e020072d61574ff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/console.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type Con = Box<Console>;
[INFO] [stdout]   |                    ^^^^^^^ help: use `dyn`: `dyn Console`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rliron v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/console.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type Con = Box<Console>;
[INFO] [stdout]   |                    ^^^^^^^ help: use `dyn`: `dyn Console`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` 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 1.65s
[INFO] running `Command { std: "docker" "inspect" "f53c3e99907f7c1fa8d6d90e65f8a496efee864e64c7b9259e020072d61574ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f53c3e99907f7c1fa8d6d90e65f8a496efee864e64c7b9259e020072d61574ff", kill_on_drop: false }`
[INFO] [stdout] f53c3e99907f7c1fa8d6d90e65f8a496efee864e64c7b9259e020072d61574ff
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0da9a06cc9c9b24eba26d7d13067b79b6382ad8f534e01d6227f59b85f55a745
[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" "0da9a06cc9c9b24eba26d7d13067b79b6382ad8f534e01d6227f59b85f55a745", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/console.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub type Con = Box<Console>;
[INFO] [stderr]   |                    ^^^^^^^ help: use `dyn`: `dyn Console`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/console.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub type Con = Box<Console>;
[INFO] [stderr]   |                    ^^^^^^^ help: use `dyn`: `dyn Console`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rliron-ddc06adda9fd7619
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rliron
[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" "0da9a06cc9c9b24eba26d7d13067b79b6382ad8f534e01d6227f59b85f55a745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0da9a06cc9c9b24eba26d7d13067b79b6382ad8f534e01d6227f59b85f55a745", kill_on_drop: false }`
[INFO] [stdout] 0da9a06cc9c9b24eba26d7d13067b79b6382ad8f534e01d6227f59b85f55a745