[INFO] crate ugdb 0.1.6 is already in cache
[INFO] checking ugdb-0.1.6 against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69741
[INFO] extracting crate ugdb 0.1.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ugdb 0.1.6 on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ugdb 0.1.6
[INFO] finished tweaking crates.io crate ugdb 0.1.6
[INFO] tweaked toml for crates.io crate ugdb 0.1.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate ugdb 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 86b4be709052e76d0c20b9fb161fb829ca1cbbcdbb36105129ee16bb6ccd5e2f
[INFO] running `"docker" "start" "-a" "86b4be709052e76d0c20b9fb161fb829ca1cbbcdbb36105129ee16bb6ccd5e2f"`
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling ndarray v0.8.4
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.3
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling lalrpop-util v0.16.3
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling onig_sys v68.2.1
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]    Compiling ena v0.11.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]    Compiling libgit2-sys v0.6.19
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]     Checking nix v0.7.0
[INFO] [stderr]     Checking chan v0.1.23
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking chan-signal v0.3.3
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking raw_tty v0.1.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]     Checking flexi_logger v0.11.5
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking unsegen v0.2.2
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]     Checking onig v3.2.2
[INFO] [stderr]    Compiling string_cache v0.7.4
[INFO] [stderr]     Checking unsegen_terminal v0.2.0
[INFO] [stderr]     Checking unsegen_jsonviewer v0.2.0
[INFO] [stderr]     Checking unsegen_signals v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling git2 v0.6.11
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking plist v0.2.4
[INFO] [stderr]     Checking bincode v1.2.0
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]     Checking syntect v2.1.0
[INFO] [stderr]    Compiling lalrpop v0.16.3
[INFO] [stderr]     Checking unsegen_pager v0.2.0
[INFO] [stderr]    Compiling ugdb v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/ugdb-39c34a7331a4d66f/out/gdb_expression_parsing/parser.rs:2134:5
[INFO] [stderr]      |
[INFO] [stderr] 2134 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/ugdb-39c34a7331a4d66f/out/gdb_expression_parsing/parser.rs:2240:5
[INFO] [stderr]      |
[INFO] [stderr] 2240 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/ugdb-39c34a7331a4d66f/out/gdb_expression_parsing/parser.rs:2248:5
[INFO] [stderr]      |
[INFO] [stderr] 2248 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/ugdb-39c34a7331a4d66f/out/gdb_expression_parsing/parser.rs:2292:5
[INFO] [stderr]      |
[INFO] [stderr] 2292 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/ugdb-39c34a7331a4d66f/out/gdb_expression_parsing/parser.rs:2318:5
[INFO] [stderr]      |
[INFO] [stderr] 2318 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/ugdb-39c34a7331a4d66f/out/gdb_expression_parsing/parser.rs:2134:5
[INFO] [stderr]      |
[INFO] [stderr] 2134 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/ugdb-39c34a7331a4d66f/out/gdb_expression_parsing/parser.rs:2240:5
[INFO] [stderr]      |
[INFO] [stderr] 2240 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/ugdb-39c34a7331a4d66f/out/gdb_expression_parsing/parser.rs:2248:5
[INFO] [stderr]      |
[INFO] [stderr] 2248 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/ugdb-39c34a7331a4d66f/out/gdb_expression_parsing/parser.rs:2292:5
[INFO] [stderr]      |
[INFO] [stderr] 2292 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/ugdb-39c34a7331a4d66f/out/gdb_expression_parsing/parser.rs:2318:5
[INFO] [stderr]      |
[INFO] [stderr] 2318 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/gdbmi/commands.rs:40:32
[INFO] [stderr]    |
[INFO] [stderr] 40 |                 .map_err(|e| e.description().to_string())?;
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/gdbmi/commands.rs:43:32
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 .map_err(|e| e.description().to_string())?;
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/gdbmi/commands.rs:54:33
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 Err(e) => Err(e.description().to_string()),
[INFO] [stderr]    |                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/gdbmi/commands.rs:40:32
[INFO] [stderr]    |
[INFO] [stderr] 40 |                 .map_err(|e| e.description().to_string())?;
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/gdbmi/commands.rs:43:32
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 .map_err(|e| e.description().to_string())?;
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/gdbmi/commands.rs:54:33
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 Err(e) => Err(e.description().to_string()),
[INFO] [stderr]    |                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 41s
[INFO] running `"docker" "inspect" "86b4be709052e76d0c20b9fb161fb829ca1cbbcdbb36105129ee16bb6ccd5e2f"`
[INFO] running `"docker" "rm" "-f" "86b4be709052e76d0c20b9fb161fb829ca1cbbcdbb36105129ee16bb6ccd5e2f"`
[INFO] [stdout] 86b4be709052e76d0c20b9fb161fb829ca1cbbcdbb36105129ee16bb6ccd5e2f