[INFO] fetching crate xdrgen 0.4.4...
[INFO] checking xdrgen-0.4.4 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate xdrgen 0.4.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate xdrgen 0.4.4 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0e999fdf8c45282a0aea12652a62f3ebe933beef30a5a08ec00525512be388a
[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" "a0e999fdf8c45282a0aea12652a62f3ebe933beef30a5a08ec00525512be388a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0e999fdf8c45282a0aea12652a62f3ebe933beef30a5a08ec00525512be388a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0e999fdf8c45282a0aea12652a62f3ebe933beef30a5a08ec00525512be388a", kill_on_drop: false }`
[INFO] [stdout] a0e999fdf8c45282a0aea12652a62f3ebe933beef30a5a08ec00525512be388a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 431b9208b140aaf91a6ee4d618c763c29f90f49915ed0bd7d269ce70ed67fce6
[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" "431b9208b140aaf91a6ee4d618c763c29f90f49915ed0bd7d269ce70ed67fce6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking miniz_oxide v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking xdr-codec v0.4.4
[INFO] [stderr]     Checking xdrgen v0.4.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/spec/mod.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct Derives: u32 {
[INFO] [stdout] 21 | |         const COPY = 1 << 0;
[INFO] [stdout] 22 | |         const CLONE = 1 << 1;
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     }
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/spec/mod.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct Derives: u32 {
[INFO] [stdout] 21 | |         const COPY = 1 << 0;
[INFO] [stdout] 22 | |         const CLONE = 1 << 1;
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     }
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/spec/mod.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct Derives: u32 {
[INFO] [stdout] 21 | |         const COPY = 1 << 0;
[INFO] [stdout] 22 | |         const CLONE = 1 << 1;
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     }
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/spec/xdr_nom.rs:90:12
[INFO] [stdout]    |
[INFO] [stdout] 90 |         '0'...'9' | 'A'...'F' | 'a'...'f' => true,
[INFO] [stdout]    |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/spec/xdr_nom.rs:90:24
[INFO] [stdout]    |
[INFO] [stdout] 90 |         '0'...'9' | 'A'...'F' | 'a'...'f' => true,
[INFO] [stdout]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/spec/xdr_nom.rs:90:36
[INFO] [stdout]    |
[INFO] [stdout] 90 |         '0'...'9' | 'A'...'F' | 'a'...'f' => true,
[INFO] [stdout]    |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/spec/xdr_nom.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |         '0'...'7' => true,
[INFO] [stdout]    |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/spec/xdr_nom.rs:191:16
[INFO] [stdout]     |
[INFO] [stdout] 191 |             'a'...'z' | 'A'...'Z' | '_' => continue,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/spec/xdr_nom.rs:191:28
[INFO] [stdout]     |
[INFO] [stdout] 191 |             'a'...'z' | 'A'...'Z' | '_' => continue,
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/spec/xdr_nom.rs:192:16
[INFO] [stdout]     |
[INFO] [stdout] 192 |             '0'...'9' if idx > 0 => continue,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/spec/mod.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct Derives: u32 {
[INFO] [stdout] 21 | |         const COPY = 1 << 0;
[INFO] [stdout] 22 | |         const CLONE = 1 << 1;
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     }
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/spec/mod.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct Derives: u32 {
[INFO] [stdout] 21 | |         const COPY = 1 << 0;
[INFO] [stdout] 22 | |         const CLONE = 1 << 1;
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     }
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/spec/mod.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct Derives: u32 {
[INFO] [stdout] 21 | |         const COPY = 1 << 0;
[INFO] [stdout] 22 | |         const CLONE = 1 << 1;
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     }
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/spec/xdr_nom.rs:90:12
[INFO] [stdout]    |
[INFO] [stdout] 90 |         '0'...'9' | 'A'...'F' | 'a'...'f' => true,
[INFO] [stdout]    |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/spec/xdr_nom.rs:90:24
[INFO] [stdout]    |
[INFO] [stdout] 90 |         '0'...'9' | 'A'...'F' | 'a'...'f' => true,
[INFO] [stdout]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/spec/xdr_nom.rs:90:36
[INFO] [stdout]    |
[INFO] [stdout] 90 |         '0'...'9' | 'A'...'F' | 'a'...'f' => true,
[INFO] [stdout]    |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/spec/xdr_nom.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |         '0'...'7' => true,
[INFO] [stdout]    |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/spec/xdr_nom.rs:191:16
[INFO] [stdout]     |
[INFO] [stdout] 191 |             'a'...'z' | 'A'...'Z' | '_' => continue,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/spec/xdr_nom.rs:191:28
[INFO] [stdout]     |
[INFO] [stdout] 191 |             'a'...'z' | 'A'...'Z' | '_' => continue,
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/spec/xdr_nom.rs:192:16
[INFO] [stdout]     |
[INFO] [stdout] 192 |             '0'...'9' if idx > 0 => continue,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/spec/mod.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | / lazy_static! {
[INFO] [stdout] 61 | |     static ref KEYWORDS: HashSet<&'static str> = {
[INFO] [stdout] 62 | |         let kws = [
[INFO] [stdout] 63 | |             "abstract",    "alignof", "as", "become", "box",
[INFO] [stdout] ...  |
[INFO] [stdout] 77 | |     };
[INFO] [stdout] 78 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/spec/mod.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | / lazy_static! {
[INFO] [stdout] 61 | |     static ref KEYWORDS: HashSet<&'static str> = {
[INFO] [stdout] 62 | |         let kws = [
[INFO] [stdout] 63 | |             "abstract",    "alignof", "as", "become", "box",
[INFO] [stdout] ...  |
[INFO] [stdout] 77 | |     };
[INFO] [stdout] 78 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spec/mod.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |         let mut memo = match memo {
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/spec/mod.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |         kws.into_iter().map(|x| *x).collect()
[INFO] [stdout]    |             ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spec/mod.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |         let mut memo = match memo {
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/spec/mod.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |         kws.into_iter().map(|x| *x).collect()
[INFO] [stdout]    |             ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.07s
[INFO] running `Command { std: "docker" "inspect" "431b9208b140aaf91a6ee4d618c763c29f90f49915ed0bd7d269ce70ed67fce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "431b9208b140aaf91a6ee4d618c763c29f90f49915ed0bd7d269ce70ed67fce6", kill_on_drop: false }`
[INFO] [stdout] 431b9208b140aaf91a6ee4d618c763c29f90f49915ed0bd7d269ce70ed67fce6
