[INFO] fetching crate dictcc 0.1.1...
[INFO] checking dictcc-0.1.1 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate dictcc 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dictcc 0.1.1 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dictcc 0.1.1
[INFO] finished tweaking crates.io crate dictcc 0.1.1
[INFO] tweaked toml for crates.io crate dictcc 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pager v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afd4f81e681e15c03375fc60509ae98c3187bb6bd2ad2c67e91757ed2bac998b
[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" "afd4f81e681e15c03375fc60509ae98c3187bb6bd2ad2c67e91757ed2bac998b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afd4f81e681e15c03375fc60509ae98c3187bb6bd2ad2c67e91757ed2bac998b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afd4f81e681e15c03375fc60509ae98c3187bb6bd2ad2c67e91757ed2bac998b", kill_on_drop: false }`
[INFO] [stdout] afd4f81e681e15c03375fc60509ae98c3187bb6bd2ad2c67e91757ed2bac998b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b5248c128c84a46d9a68d8d3b08969f2b98092736db21c3f3323a45abc35cc9
[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" "1b5248c128c84a46d9a68d8d3b08969f2b98092736db21c3f3323a45abc35cc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking errno v0.2.6
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking pager v0.14.0
[INFO] [stderr]     Checking csv v0.15.0
[INFO] [stderr]     Checking prettytable-rs v0.6.7
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking dictcc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ToString` is imported redundantly
[INFO] [stdout]   --> src/parse/word_ast.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::string::ToString;
[INFO] [stdout]    |     --------------------- the item `ToString` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 32 |         use std::string::ToString;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `prettytable` is imported redundantly
[INFO] [stdout]    --> src/dict/grouped.rs:258:13
[INFO] [stdout]     |
[INFO] [stdout] 258 |         use prettytable;
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:19:1
[INFO] [stdout]     |
[INFO] [stdout] 19  | extern crate prettytable;
[INFO] [stdout]     | ------------------------- the item `prettytable` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ToString` is imported redundantly
[INFO] [stdout]   --> src/parse/word_ast.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::string::ToString;
[INFO] [stdout]    |     --------------------- the item `ToString` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 32 |         use std::string::ToString;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `prettytable` is imported redundantly
[INFO] [stdout]    --> src/dict/grouped.rs:258:13
[INFO] [stdout]     |
[INFO] [stdout] 258 |         use prettytable;
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:19:1
[INFO] [stdout]     |
[INFO] [stdout] 19  | extern crate prettytable;
[INFO] [stdout]     | ------------------------- the item `prettytable` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'failure::core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stdout]    --> src/dict/mod.rs:593:20
[INFO] [stdout]     |
[INFO] [stdout] 593 |         Ok(match s.trim_right_matches('.') {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'failure::core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stdout]    --> src/dict/mod.rs:635:20
[INFO] [stdout]     |
[INFO] [stdout] 635 |         Ok(match s.trim_right_matches('.') {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'failure::core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stdout]    --> src/dict/mod.rs:593:20
[INFO] [stdout]     |
[INFO] [stdout] 593 |         Ok(match s.trim_right_matches('.') {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'failure::core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stdout]    --> src/dict/mod.rs:635:20
[INFO] [stdout]     |
[INFO] [stdout] 635 |         Ok(match s.trim_right_matches('.') {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[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 57.49s
[INFO] running `Command { std: "docker" "inspect" "1b5248c128c84a46d9a68d8d3b08969f2b98092736db21c3f3323a45abc35cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b5248c128c84a46d9a68d8d3b08969f2b98092736db21c3f3323a45abc35cc9", kill_on_drop: false }`
[INFO] [stdout] 1b5248c128c84a46d9a68d8d3b08969f2b98092736db21c3f3323a45abc35cc9