[INFO] fetching crate ralf 0.1.1...
[INFO] testing ralf-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ralf 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ralf 0.1.1 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 ralf 0.1.1
[INFO] finished tweaking crates.io crate ralf 0.1.1
[INFO] tweaked toml for crates.io crate ralf 0.1.1 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] [stderr]     Blocking waiting for file lock on package cache
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] d826ff5635c01c1addac1abd52dacae11f308852587e9d841586792652d0c360
[INFO] running `Command { std: "docker" "start" "-a" "d826ff5635c01c1addac1abd52dacae11f308852587e9d841586792652d0c360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d826ff5635c01c1addac1abd52dacae11f308852587e9d841586792652d0c360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d826ff5635c01c1addac1abd52dacae11f308852587e9d841586792652d0c360", kill_on_drop: false }`
[INFO] [stdout] d826ff5635c01c1addac1abd52dacae11f308852587e9d841586792652d0c360
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af08b7545f558880e534964a70ddf8b99bc4a6a94c196eb88d36cfebcf3a62ec
[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" "af08b7545f558880e534964a70ddf8b99bc4a6a94c196eb88d36cfebcf3a62ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling protobuf v1.7.5
[INFO] [stderr]    Compiling flat_map v0.0.4
[INFO] [stderr]    Compiling quick-error v0.2.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling raft v0.1.0
[INFO] [stderr]    Compiling ralf v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state_machine.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     reducers: Vec<Box<&'a Reducer<T>>>,
[INFO] [stdout]    |                           ^^^^^^^^^^ help: use `dyn`: `dyn Reducer<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state_machine.rs:34:49
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn push_reducer(&mut self, reducer: &'a Reducer<T>) -> &mut Self {
[INFO] [stdout]    |                                                 ^^^^^^^^^^ help: use `dyn`: `dyn Reducer<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.47s
[INFO] running `Command { std: "docker" "inspect" "af08b7545f558880e534964a70ddf8b99bc4a6a94c196eb88d36cfebcf3a62ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af08b7545f558880e534964a70ddf8b99bc4a6a94c196eb88d36cfebcf3a62ec", kill_on_drop: false }`
[INFO] [stdout] af08b7545f558880e534964a70ddf8b99bc4a6a94c196eb88d36cfebcf3a62ec
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a21c9803a565abf54f31acb1e57f53c7c8d622633470f74eab9d13d31a482b5
[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" "0a21c9803a565abf54f31acb1e57f53c7c8d622633470f74eab9d13d31a482b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling ralf v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state_machine.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     reducers: Vec<Box<&'a Reducer<T>>>,
[INFO] [stdout]    |                           ^^^^^^^^^^ help: use `dyn`: `dyn Reducer<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state_machine.rs:34:49
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn push_reducer(&mut self, reducer: &'a Reducer<T>) -> &mut Self {
[INFO] [stdout]    |                                                 ^^^^^^^^^^ help: use `dyn`: `dyn Reducer<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state_machine.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     reducers: Vec<Box<&'a Reducer<T>>>,
[INFO] [stdout]    |                           ^^^^^^^^^^ help: use `dyn`: `dyn Reducer<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state_machine.rs:34:49
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn push_reducer(&mut self, reducer: &'a Reducer<T>) -> &mut Self {
[INFO] [stdout]    |                                                 ^^^^^^^^^^ help: use `dyn`: `dyn Reducer<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "0a21c9803a565abf54f31acb1e57f53c7c8d622633470f74eab9d13d31a482b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a21c9803a565abf54f31acb1e57f53c7c8d622633470f74eab9d13d31a482b5", kill_on_drop: false }`
[INFO] [stdout] 0a21c9803a565abf54f31acb1e57f53c7c8d622633470f74eab9d13d31a482b5
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cedc36c0d5fb2c4c48a6b3cb13723e15e70542f79c19b27b11689f66ada420a8
[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" "cedc36c0d5fb2c4c48a6b3cb13723e15e70542f79c19b27b11689f66ada420a8", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/state_machine.rs:15:27
[INFO] [stderr]    |
[INFO] [stderr] 15 |     reducers: Vec<Box<&'a Reducer<T>>>,
[INFO] [stderr]    |                           ^^^^^^^^^^ help: use `dyn`: `dyn Reducer<T>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/state_machine.rs:34:49
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn push_reducer(&mut self, reducer: &'a Reducer<T>) -> &mut Self {
[INFO] [stderr]    |                                                 ^^^^^^^^^^ help: use `dyn`: `dyn Reducer<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 3 tests
[INFO] [stderr]   --> src/state_machine.rs:15:27
[INFO] [stdout] test reducer::tests::can_create_reducer_from_function ... ok
[INFO] [stderr]    |
[INFO] [stderr] 15 |     reducers: Vec<Box<&'a Reducer<T>>>,
[INFO] [stderr]    |                           ^^^^^^^^^^ help: use `dyn`: `dyn Reducer<T>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/state_machine.rs:34:49
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn push_reducer(&mut self, reducer: &'a Reducer<T>) -> &mut Self {
[INFO] [stderr]    |                                                 ^^^^^^^^^^ help: use `dyn`: `dyn Reducer<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ralf-842df92e5d1932f5
[INFO] [stdout] test state_machine::tests::can_get_state ... ok
[INFO] [stderr]    Doc-tests ralf
[INFO] [stdout] test state_machine::tests::reducer_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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" "cedc36c0d5fb2c4c48a6b3cb13723e15e70542f79c19b27b11689f66ada420a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cedc36c0d5fb2c4c48a6b3cb13723e15e70542f79c19b27b11689f66ada420a8", kill_on_drop: false }`
[INFO] [stdout] cedc36c0d5fb2c4c48a6b3cb13723e15e70542f79c19b27b11689f66ada420a8