[INFO] fetching crate smafa 0.5.0...
[INFO] checking smafa-0.5.0 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate smafa 0.5.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate smafa 0.5.0 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smafa 0.5.0
[INFO] finished tweaking crates.io crate smafa 0.5.0
[INFO] tweaked toml for crates.io crate smafa 0.5.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "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-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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4830fdd95da637d358285b818c0988352e42b7fa90c9d1d1a515aad7d9e3afe6
[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" "4830fdd95da637d358285b818c0988352e42b7fa90c9d1d1a515aad7d9e3afe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4830fdd95da637d358285b818c0988352e42b7fa90c9d1d1a515aad7d9e3afe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4830fdd95da637d358285b818c0988352e42b7fa90c9d1d1a515aad7d9e3afe6", kill_on_drop: false }`
[INFO] [stdout] 4830fdd95da637d358285b818c0988352e42b7fa90c9d1d1a515aad7d9e3afe6
[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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 5754a85d54e74f09352452e738d2702d50b8550096ccc9ddb85eedeeee2a471f
[INFO] running `Command { std: "docker" "start" "-a" "5754a85d54e74f09352452e738d2702d50b8550096ccc9ddb85eedeeee2a471f", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]    Compiling bio v0.26.1
[INFO] [stderr]     Checking strum v0.13.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bytecount v0.3.2
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling bv v0.10.0
[INFO] [stderr]     Checking statrs v0.9.0
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking bio-types v0.7.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking assert_cli v0.6.3
[INFO] [stderr]    Compiling strum_macros v0.13.0
[INFO] [stderr]     Checking smafa v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fragment_clusterer.rs:13:47
[INFO] [stdout]    |
[INFO] [stdout] 13 | ...                   print_stream: &mut std::io::Write){
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[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/lib.rs:168:33
[INFO] [stdout]     |
[INFO] [stdout] 168 |              print_stream: &mut std::io::Write, k: usize,
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:306:24
[INFO] [stdout]     |
[INFO] [stdout] 306 |     print_stream: &mut std::io::Write,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:447:24
[INFO] [stdout]     |
[INFO] [stdout] 447 |     print_stream: &mut std::io::Write) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fragment_clusterer.rs:13:47
[INFO] [stdout]    |
[INFO] [stdout] 13 | ...                   print_stream: &mut std::io::Write){
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[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/lib.rs:168:33
[INFO] [stdout]     |
[INFO] [stdout] 168 |              print_stream: &mut std::io::Write, k: usize,
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:306:24
[INFO] [stdout]     |
[INFO] [stdout] 306 |     print_stream: &mut std::io::Write,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:447:24
[INFO] [stdout]     |
[INFO] [stdout] 447 |     print_stream: &mut std::io::Write) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.51s
[INFO] running `Command { std: "docker" "inspect" "5754a85d54e74f09352452e738d2702d50b8550096ccc9ddb85eedeeee2a471f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5754a85d54e74f09352452e738d2702d50b8550096ccc9ddb85eedeeee2a471f", kill_on_drop: false }`
[INFO] [stdout] 5754a85d54e74f09352452e738d2702d50b8550096ccc9ddb85eedeeee2a471f