[INFO] cloning repository https://github.com/MinusGix/RhoJVM
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MinusGix/RhoJVM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusGix%2FRhoJVM", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusGix%2FRhoJVM'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8238f01a61775b218fb0ed17ae03a9710d926212
[INFO] testing MinusGix/RhoJVM against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusGix%2FRhoJVM" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MinusGix/RhoJVM on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MinusGix/RhoJVM
[INFO] finished tweaking git repo https://github.com/MinusGix/RhoJVM
[INFO] tweaked toml for git repo https://github.com/MinusGix/RhoJVM written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/MinusGix/RhoJVM already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/MinusGix/classfile-parser`
[INFO] [stderr]     Updating git repository `https://github.com/MinusGix/zip`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tap v1.0.1
[INFO] [stderr]   Downloaded termcolor v1.1.3
[INFO] [stderr]   Downloaded zstd-safe v4.1.4+zstd.1.5.2
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[INFO] [stderr]   Downloaded textwrap v0.15.0
[INFO] [stderr]   Downloaded quote v1.0.16
[INFO] [stderr]   Downloaded redox_syscall v0.2.11
[INFO] [stderr]   Downloaded bitvec v0.19.6
[INFO] [stderr]   Downloaded clap_derive v3.1.4
[INFO] [stderr]   Downloaded crypto-common v0.1.3
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[INFO] [stderr]   Downloaded itertools v0.10.3
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[INFO] [stderr]   Downloaded sha2 v0.10.2
[INFO] [stderr]   Downloaded sha1 v0.10.1
[INFO] [stderr]   Downloaded num_threads v0.1.5
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[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 98dfc961617318c9deae2b8b547e37a2f7854823c7a3d89997aee3c65b913e14
[INFO] running `Command { std: "docker" "start" "-a" "98dfc961617318c9deae2b8b547e37a2f7854823c7a3d89997aee3c65b913e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98dfc961617318c9deae2b8b547e37a2f7854823c7a3d89997aee3c65b913e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98dfc961617318c9deae2b8b547e37a2f7854823c7a3d89997aee3c65b913e14", kill_on_drop: false }`
[INFO] [stdout] 98dfc961617318c9deae2b8b547e37a2f7854823c7a3d89997aee3c65b913e14
[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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2be9e7d753f49bd2b314365126d8200faddcf310f6124439b5c929becb83d2d
[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" "a2be9e7d753f49bd2b314365126d8200faddcf310f6124439b5c929becb83d2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling zstd-safe v4.1.4+zstd.1.5.2
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling base64ct v1.0.1
[INFO] [stderr]    Compiling num_threads v0.1.5
[INFO] [stderr]    Compiling sysinfo v0.23.5
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]    Compiling whoami v1.2.1
[INFO] [stderr]    Compiling kv-parser v0.1.0 (/opt/rustwide/workdir/kv-parser)
[INFO] [stderr]    Compiling radix_fmt v1.0.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling tracing-core v0.1.23
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling bitvec v0.19.6
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling password-hash v0.3.2
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling tracing v0.1.32
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling crypto-common v0.1.3
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling time v0.3.7
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling aes v0.7.5
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.2
[INFO] [stderr]    Compiling sha1 v0.10.1
[INFO] [stderr]    Compiling pbkdf2 v0.10.1
[INFO] [stderr]    Compiling bzip2 v0.4.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling classfile-parser v0.5.6 (https://github.com/MinusGix/classfile-parser#a0fb219f)
[INFO] [stderr]    Compiling rhojvm-base v0.1.0 (/opt/rustwide/workdir/rhojvm-base)
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stdout] warning: function is never used: `is_array_class`
[INFO] [stdout]    --> rhojvm-base/src/id.rs:100:15
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub(crate) fn is_array_class(first: &str) -> bool {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_slice`
[INFO] [stdout]   --> rhojvm-base/src/data/class_names.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn from_slice<T: AsRef<str>>(class_path: &[T]) -> Option<InternalKind> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_iter`
[INFO] [stdout]   --> rhojvm-base/src/data/class_names.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn from_iter<'a>(mut class_path: impl Iterator<Item = &'a str>) -> Option<InternalKind> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_str`
[INFO] [stdout]   --> rhojvm-base/src/data/class_names.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn from_str(class_path: &str) -> Option<InternalKind> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap v3.1.6
[INFO] [stderr]    Compiling stack_map-verifier v0.1.0 (/opt/rustwide/workdir/stack_map-verifier)
[INFO] [stdout] warning: unused import: `MethodId`
[INFO] [stdout]   --> stack_map-verifier/src/lib.rs:39:19
[INFO] [stdout]    |
[INFO] [stdout] 39 |     id::{ClassId, MethodId},
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rhojvm v0.1.0 (/opt/rustwide/workdir/rhojvm)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> rhojvm/src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | #![feature(c_variadic)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DescriptorTypeBasic`, `DescriptorType`
[INFO] [stdout]   --> rhojvm/src/lib.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 |         method::{DescriptorType, DescriptorTypeBasic, MethodDescriptor},
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `smallvec`
[INFO] [stdout]   --> rhojvm/src/lib.rs:65:16
[INFO] [stdout]    |
[INFO] [stdout] 65 | use smallvec::{smallvec, SmallVec};
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StaticFormInstance`
[INFO] [stdout]   --> rhojvm/src/eval/internal_repl/class.rs:16:66
[INFO] [stdout]    |
[INFO] [stdout] 16 |     class_instance::{ClassInstance, Instance, ReferenceInstance, StaticFormInstance},
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `field_info::FieldAccessFlags`
[INFO] [stdout]  --> rhojvm/src/eval/store_load.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     field_info::FieldAccessFlags,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `either::Either`
[INFO] [stdout]  --> rhojvm/src/eval/store_load.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use either::Either;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FieldAccess`, `FieldIndex`, `Field`, `StaticFormInstance`, `eval::instances::make_fields`, `resolve_derive`
[INFO] [stdout]   --> rhojvm/src/eval/store_load.rs:43:24
[INFO] [stdout]    |
[INFO] [stdout] 43 |         ClassInstance, Field, FieldAccess, FieldId, FieldIndex, FieldType, ReferenceInstance,
[INFO] [stdout]    |                        ^^^^^  ^^^^^^^^^^^           ^^^^^^^^^^
[INFO] [stdout] 44 |         StaticClassInstance, StaticFormInstance,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 45 |     },
[INFO] [stdout] 46 |     eval::instances::make_fields,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 47 |     gc::GcRef,
[INFO] [stdout] 48 |     initialize_class, resolve_derive,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> rhojvm/src/string_intern.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> rhojvm/src/jni/native_interface.rs:945:17
[INFO] [stdout]     |
[INFO] [stdout] 944 |                 todo!("Handle exception properly for GetFieldID");
[INFO] [stdout]     |                 ------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 945 |                 JFieldId::null()
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> rhojvm/src/jni/native_interface.rs:951:13
[INFO] [stdout]     |
[INFO] [stdout] 950 |             panic!("Handle error properly for GetFieldID: {:?}", err);
[INFO] [stdout]     |             --------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 951 |             JFieldId::null()
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rhojvm` due to 2 previous errors; 9 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a2be9e7d753f49bd2b314365126d8200faddcf310f6124439b5c929becb83d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2be9e7d753f49bd2b314365126d8200faddcf310f6124439b5c929becb83d2d", kill_on_drop: false }`
[INFO] [stdout] a2be9e7d753f49bd2b314365126d8200faddcf310f6124439b5c929becb83d2d