[INFO] fetching crate xdrgen 0.4.4...
[INFO] checking xdrgen-0.4.4 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate xdrgen 0.4.4 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate xdrgen 0.4.4 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate xdrgen 0.4.4
[INFO] finished tweaking crates.io crate xdrgen 0.4.4
[INFO] tweaked toml for crates.io crate xdrgen 0.4.4 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] cd5908cdc6f2f01a11ced3d7c59dadeb75ab655f10bd8bbb80c5f3f67533bba9
[INFO] running `"docker" "start" "-a" "cd5908cdc6f2f01a11ced3d7c59dadeb75ab655f10bd8bbb80c5f3f67533bba9"`
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking xdr-codec v0.4.4
[INFO] [stderr]     Checking xdrgen v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/spec/mod.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / bitflags! {
[INFO] [stderr] 20 | |     pub struct Derives: u32 {
[INFO] [stderr] 21 | |         const COPY = 1 << 0;
[INFO] [stderr] 22 | |         const CLONE = 1 << 1;
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |     }
[INFO] [stderr] 27 | | }
[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 'try': use the `?` operator instead
[INFO] [stderr]   --> src/spec/mod.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / bitflags! {
[INFO] [stderr] 20 | |     pub struct Derives: u32 {
[INFO] [stderr] 21 | |         const COPY = 1 << 0;
[INFO] [stderr] 22 | |         const CLONE = 1 << 1;
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |     }
[INFO] [stderr] 27 | | }
[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 'try': use the `?` operator instead
[INFO] [stderr]   --> src/spec/mod.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / bitflags! {
[INFO] [stderr] 20 | |     pub struct Derives: u32 {
[INFO] [stderr] 21 | |         const COPY = 1 << 0;
[INFO] [stderr] 22 | |         const CLONE = 1 << 1;
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |     }
[INFO] [stderr] 27 | | }
[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/spec/xdr_nom.rs:90:12
[INFO] [stderr]    |
[INFO] [stderr] 90 |         '0'...'9' | 'A'...'F' | 'a'...'f' => true,
[INFO] [stderr]    |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr]   --> src/spec/mod.rs:19:1
[INFO] [stderr] 
[INFO] [stderr]    |
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr] 19 | / bitflags! {
[INFO] [stderr]   --> src/spec/xdr_nom.rs:90:24
[INFO] [stderr] 20 | |     pub struct Derives: u32 {
[INFO] [stderr]    |
[INFO] [stderr] 21 | |         const COPY = 1 << 0;
[INFO] [stderr] 90 |         '0'...'9' | 'A'...'F' | 'a'...'f' => true,
[INFO] [stderr]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 22 | |         const CLONE = 1 << 1;
[INFO] [stderr] 
[INFO] [stderr] ...  |
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr] 26 | |     }
[INFO] [stderr]   --> src/spec/xdr_nom.rs:90:36
[INFO] [stderr] 27 | | }
[INFO] [stderr]    |
[INFO] [stderr]    | |_^
[INFO] [stderr] 90 |         '0'...'9' | 'A'...'F' | 'a'...'f' => true,
[INFO] [stderr]    |
[INFO] [stderr]    |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] warning: `...` range patterns are deprecated
[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]   --> src/spec/xdr_nom.rs:97:12
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] 97 |         '0'...'7' => true,
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]   --> src/spec/mod.rs:19:1
[INFO] [stderr] 
[INFO] [stderr]    |
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/spec/xdr_nom.rs:191:16
[INFO] [stderr]     |
[INFO] [stderr] 191 |             'a'...'z' | 'A'...'Z' | '_' => continue,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/spec/xdr_nom.rs:191:28
[INFO] [stderr] 19 | / bitflags! {
[INFO] [stderr]     |
[INFO] [stderr] 20 | |     pub struct Derives: u32 {
[INFO] [stderr] 21 | |         const COPY = 1 << 0;
[INFO] [stderr] 22 | |         const CLONE = 1 << 1;
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |     }
[INFO] [stderr] 27 | | }
[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 'try': use the `?` operator instead
[INFO] [stderr]   --> src/spec/mod.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / bitflags! {
[INFO] [stderr] 20 | |     pub struct Derives: u32 {
[INFO] [stderr] 21 | |         const COPY = 1 << 0;
[INFO] [stderr] 22 | |         const CLONE = 1 << 1;
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |     }
[INFO] [stderr] 27 | | }
[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/spec/xdr_nom.rs:90:12
[INFO] [stderr]    |
[INFO] [stderr] 90 |         '0'...'9' | 'A'...'F' | 'a'...'f' => true,
[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: `...` range patterns are deprecated
[INFO] [stderr]   --> src/spec/xdr_nom.rs:90:24
[INFO] [stderr]    |
[INFO] [stderr] 90 |         '0'...'9' | 'A'...'F' | 'a'...'f' => true,
[INFO] [stderr]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/spec/xdr_nom.rs:90:36
[INFO] [stderr]    |
[INFO] [stderr] 90 |         '0'...'9' | 'A'...'F' | 'a'...'f' => true,
[INFO] [stderr]    |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/spec/xdr_nom.rs:97:12
[INFO] [stderr]    |
[INFO] [stderr] 97 |         '0'...'7' => true,
[INFO] [stderr]    |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/spec/xdr_nom.rs:191:16
[INFO] [stderr]     |
[INFO] [stderr] 191 |             'a'...'z' | 'A'...'Z' | '_' => continue,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/spec/xdr_nom.rs:191:28
[INFO] [stderr]     |
[INFO] [stderr] 191 |             'a'...'z' | 'A'...'Z' | '_' => continue,
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/spec/xdr_nom.rs:192:16
[INFO] [stderr]     |
[INFO] [stderr] 192 |             '0'...'9' if idx > 0 => continue,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] 191 |             'a'...'z' | 'A'...'Z' | '_' => continue,
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/spec/xdr_nom.rs:192:16
[INFO] [stderr]     |
[INFO] [stderr] 192 |             '0'...'9' if idx > 0 => continue,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/spec/mod.rs:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | / lazy_static! {
[INFO] [stderr] 61 | |     static ref KEYWORDS: HashSet<&'static str> = {
[INFO] [stderr] 62 | |         let kws = [
[INFO] [stderr] 63 | |             "abstract",    "alignof", "as", "become", "box",
[INFO] [stderr] ...  |
[INFO] [stderr] 77 | |     };
[INFO] [stderr] 78 | | }
[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/spec/mod.rs:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | / lazy_static! {
[INFO] [stderr] 61 | |     static ref KEYWORDS: HashSet<&'static str> = {
[INFO] [stderr] 62 | |         let kws = [
[INFO] [stderr] 63 | |             "abstract",    "alignof", "as", "become", "box",
[INFO] [stderr] ...  |
[INFO] [stderr] 77 | |     };
[INFO] [stderr] 78 | | }
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/spec/mod.rs:225:13
[INFO] [stderr]     |
[INFO] [stderr] 225 |         let mut memo = match memo {
[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/spec/mod.rs:225:13
[INFO] [stderr]     |
[INFO] [stderr] 225 |         let mut memo = match memo {
[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]     Finished dev [unoptimized + debuginfo] target(s) in 5.74s
[INFO] running `"docker" "inspect" "cd5908cdc6f2f01a11ced3d7c59dadeb75ab655f10bd8bbb80c5f3f67533bba9"`
[INFO] running `"docker" "rm" "-f" "cd5908cdc6f2f01a11ced3d7c59dadeb75ab655f10bd8bbb80c5f3f67533bba9"`
[INFO] [stdout] cd5908cdc6f2f01a11ced3d7c59dadeb75ab655f10bd8bbb80c5f3f67533bba9