[INFO] fetching crate aterm 0.20.0...
[INFO] checking aterm-0.20.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate aterm 0.20.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate aterm 0.20.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate aterm 0.20.0
[INFO] finished tweaking crates.io crate aterm 0.20.0
[INFO] tweaked toml for crates.io crate aterm 0.20.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] e407cf2f3103fedac68de2d35333778af6cc9a7f766811d7f8b41e6a91bc2092
[INFO] running `"docker" "start" "-a" "e407cf2f3103fedac68de2d35333778af6cc9a7f766811d7f8b41e6a91bc2092"`
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking typed-arena v1.6.1
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking aterm v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/utils.rs:71:20
[INFO] [stderr]    |
[INFO] [stderr] 71 |             '\x20' ... '\x7e' => result.push(c),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `BrokenF32` is imported redundantly
[INFO] [stderr]   --> src/rc/mod.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 2  | use bad_idea::BrokenF32;
[INFO] [stderr]    |     ------------------- the item `BrokenF32` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 45 |         use bad_idea::BrokenF32;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/parse.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | / lazy_static! {
[INFO] [stderr] 79 | |     static ref INT: Regex = Regex::new(r"^[+\-]?[0-9]+").unwrap();
[INFO] [stderr] 80 | |     static ref REAL: Regex =
[INFO] [stderr] 81 | |         Regex::new(r"^[+\-]?[0-9]+\.[0-9]*([eE][+\-]?[0-9]+)?").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |                 .unwrap();
[INFO] [stderr] 87 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/parse.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | / lazy_static! {
[INFO] [stderr] 79 | |     static ref INT: Regex = Regex::new(r"^[+\-]?[0-9]+").unwrap();
[INFO] [stderr] 80 | |     static ref REAL: Regex =
[INFO] [stderr] 81 | |         Regex::new(r"^[+\-]?[0-9]+\.[0-9]*([eE][+\-]?[0-9]+)?").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |                 .unwrap();
[INFO] [stderr] 87 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/parse.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | / lazy_static! {
[INFO] [stderr] 79 | |     static ref INT: Regex = Regex::new(r"^[+\-]?[0-9]+").unwrap();
[INFO] [stderr] 80 | |     static ref REAL: Regex =
[INFO] [stderr] 81 | |         Regex::new(r"^[+\-]?[0-9]+\.[0-9]*([eE][+\-]?[0-9]+)?").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |                 .unwrap();
[INFO] [stderr] 87 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/utils.rs:71:20
[INFO] [stderr]    |
[INFO] [stderr] 71 |             '\x20' ... '\x7e' => result.push(c),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `BrokenF32` is imported redundantly
[INFO] [stderr]   --> src/rc/mod.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 2  | use bad_idea::BrokenF32;
[INFO] [stderr]    |     ------------------- the item `BrokenF32` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 45 |         use bad_idea::BrokenF32;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/parse.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | / lazy_static! {
[INFO] [stderr] 79 | |     static ref INT: Regex = Regex::new(r"^[+\-]?[0-9]+").unwrap();
[INFO] [stderr] 80 | |     static ref REAL: Regex =
[INFO] [stderr] 81 | |         Regex::new(r"^[+\-]?[0-9]+\.[0-9]*([eE][+\-]?[0-9]+)?").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |                 .unwrap();
[INFO] [stderr] 87 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/parse.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | / lazy_static! {
[INFO] [stderr] 79 | |     static ref INT: Regex = Regex::new(r"^[+\-]?[0-9]+").unwrap();
[INFO] [stderr] 80 | |     static ref REAL: Regex =
[INFO] [stderr] 81 | |         Regex::new(r"^[+\-]?[0-9]+\.[0-9]*([eE][+\-]?[0-9]+)?").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |                 .unwrap();
[INFO] [stderr] 87 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/parse.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | / lazy_static! {
[INFO] [stderr] 79 | |     static ref INT: Regex = Regex::new(r"^[+\-]?[0-9]+").unwrap();
[INFO] [stderr] 80 | |     static ref REAL: Regex =
[INFO] [stderr] 81 | |         Regex::new(r"^[+\-]?[0-9]+\.[0-9]*([eE][+\-]?[0-9]+)?").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 86 | |                 .unwrap();
[INFO] [stderr] 87 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/parse.rs:93:12
[INFO] [stderr]    |
[INFO] [stderr] 93 |     string.trim_left_matches(|c| '\t' <= c && c <= '\r' || c == ' ')
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:146:23
[INFO] [stderr]     |
[INFO] [stderr] 146 |     let input = input.trim_left();
[INFO] [stderr]     |                       ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:337:32
[INFO] [stderr]     |
[INFO] [stderr] 337 |     let input: &'t str = input.trim_left();
[INFO] [stderr]     |                                ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/parse.rs:93:12
[INFO] [stderr]    |
[INFO] [stderr] 93 |     string.trim_left_matches(|c| '\t' <= c && c <= '\r' || c == ' ')
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:146:23
[INFO] [stderr]     |
[INFO] [stderr] 146 |     let input = input.trim_left();
[INFO] [stderr]     |                       ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/rc/mod.rs:221:13
[INFO] [stderr]     |
[INFO] [stderr] 221 |         let mut string_cache = unsafe { extend_lifetime_mut(&mut self.string_cache.borrow_mut()) };
[INFO] [stderr]     |             ----^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:337:32
[INFO] [stderr]     |
[INFO] [stderr] 337 |     let input: &'t str = input.trim_left();
[INFO] [stderr]     |                                ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/rc/shared.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |         let mut string_cache = unsafe { extend_lifetime_mut(&mut self.string_cache.borrow_mut()) };
[INFO] [stderr]    |             ----^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/rc/mod.rs:71:19
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub type T<'s, A: ATermT<'s>> = Term<'s, <A as ATermT<'s>>::Blob>;
[INFO] [stderr]    |                   ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/rc/mod.rs:221:13
[INFO] [stderr]     |
[INFO] [stderr] 221 |         let mut string_cache = unsafe { extend_lifetime_mut(&mut self.string_cache.borrow_mut()) };
[INFO] [stderr]     |             ----^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/rc/shared.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |         let mut string_cache = unsafe { extend_lifetime_mut(&mut self.string_cache.borrow_mut()) };
[INFO] [stderr]    |             ----^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/rc/mod.rs:71:19
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub type T<'s, A: ATermT<'s>> = Term<'s, <A as ATermT<'s>>::Blob>;
[INFO] [stderr]    |                   ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.00s
[INFO] running `"docker" "inspect" "e407cf2f3103fedac68de2d35333778af6cc9a7f766811d7f8b41e6a91bc2092"`
[INFO] running `"docker" "rm" "-f" "e407cf2f3103fedac68de2d35333778af6cc9a7f766811d7f8b41e6a91bc2092"`
[INFO] [stdout] e407cf2f3103fedac68de2d35333778af6cc9a7f766811d7f8b41e6a91bc2092