[INFO] updating cached repository https://github.com/ipost/flow_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85497e4e5cad7eeaf2544460152eddb9478f60ef
[INFO] checking ipost/flow_rs against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipost%2Fflow_rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ipost/flow_rs on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ipost/flow_rs
[INFO] finished tweaking git repo https://github.com/ipost/flow_rs
[INFO] tweaked toml for git repo https://github.com/ipost/flow_rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ipost/flow_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f127328c345293376c6a3355be3d393865eb759468ed21f8a272363f27002b0
[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" "6f127328c345293376c6a3355be3d393865eb759468ed21f8a272363f27002b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f127328c345293376c6a3355be3d393865eb759468ed21f8a272363f27002b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f127328c345293376c6a3355be3d393865eb759468ed21f8a272363f27002b0", kill_on_drop: false }`
[INFO] [stdout] 6f127328c345293376c6a3355be3d393865eb759468ed21f8a272363f27002b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa46b7c4e2aeaeeab63c2cbe9ff098d0dafebe44c76b0e9f1357dada70e33c53
[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" "aa46b7c4e2aeaeeab63c2cbe9ff098d0dafebe44c76b0e9f1357dada70e33c53", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling pest v2.1.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking regex v1.1.5
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]    Compiling pest_meta v2.1.0
[INFO] [stderr]     Checking predicates v1.0.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking flowrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:87:66
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn dotify_all(mut pairs: Pairs<Rule>, mut id_generator: &mut Box<FnMut() -> String>) -> String {
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> String`
[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/main.rs:102:28
[INFO] [stdout]     |
[INFO] [stdout] 102 |     id_generator: &mut Box<FnMut() -> String>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:127:28
[INFO] [stdout]     |
[INFO] [stdout] 127 |     id_generator: &mut Box<FnMut() -> String>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:168:28
[INFO] [stdout]     |
[INFO] [stdout] 168 |     id_generator: &mut Box<FnMut() -> String>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:209:28
[INFO] [stdout]     |
[INFO] [stdout] 209 |     id_generator: &mut Box<FnMut() -> String>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:237:28
[INFO] [stdout]     |
[INFO] [stdout] 237 |     id_generator: &mut Box<FnMut() -> String>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:256:31
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn make_id_generator() -> Box<FnMut() -> String> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:288:57
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn get_output_handle(file_path: Option<PathBuf>) -> Box<Write> {
[INFO] [stdout]     |                                                         ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking escargot v0.4.0
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:87:66
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn dotify_all(mut pairs: Pairs<Rule>, mut id_generator: &mut Box<FnMut() -> String>) -> String {
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> String`
[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/main.rs:102:28
[INFO] [stdout]     |
[INFO] [stdout] 102 |     id_generator: &mut Box<FnMut() -> String>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:127:28
[INFO] [stdout]     |
[INFO] [stdout] 127 |     id_generator: &mut Box<FnMut() -> String>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:168:28
[INFO] [stdout]     |
[INFO] [stdout] 168 |     id_generator: &mut Box<FnMut() -> String>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:209:28
[INFO] [stdout]     |
[INFO] [stdout] 209 |     id_generator: &mut Box<FnMut() -> String>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:237:28
[INFO] [stdout]     |
[INFO] [stdout] 237 |     id_generator: &mut Box<FnMut() -> String>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:256:31
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn make_id_generator() -> Box<FnMut() -> String> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:288:57
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn get_output_handle(file_path: Option<PathBuf>) -> Box<Write> {
[INFO] [stdout]     |                                                         ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "aa46b7c4e2aeaeeab63c2cbe9ff098d0dafebe44c76b0e9f1357dada70e33c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa46b7c4e2aeaeeab63c2cbe9ff098d0dafebe44c76b0e9f1357dada70e33c53", kill_on_drop: false }`
[INFO] [stdout] aa46b7c4e2aeaeeab63c2cbe9ff098d0dafebe44c76b0e9f1357dada70e33c53