[INFO] cloning repository https://github.com/Xianzhan/rust-jvm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Xianzhan/rust-jvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXianzhan%2Frust-jvm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXianzhan%2Frust-jvm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7665921c07e545ba7103e015bf6b0d39a0952333
[INFO] testing Xianzhan/rust-jvm against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXianzhan%2Frust-jvm" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Xianzhan/rust-jvm on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Xianzhan/rust-jvm
[INFO] finished tweaking git repo https://github.com/Xianzhan/rust-jvm
[INFO] tweaked toml for git repo https://github.com/Xianzhan/rust-jvm written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Xianzhan/rust-jvm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59a37f8bf1a7747cad2c792272b8ffe487291d4112cfcfcc6d72ecaea7dcc8d0
[INFO] running `Command { std: "docker" "start" "-a" "59a37f8bf1a7747cad2c792272b8ffe487291d4112cfcfcc6d72ecaea7dcc8d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59a37f8bf1a7747cad2c792272b8ffe487291d4112cfcfcc6d72ecaea7dcc8d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59a37f8bf1a7747cad2c792272b8ffe487291d4112cfcfcc6d72ecaea7dcc8d0", kill_on_drop: false }`
[INFO] [stdout] 59a37f8bf1a7747cad2c792272b8ffe487291d4112cfcfcc6d72ecaea7dcc8d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9d92510ff742b311e83544126d7c2e152b9d208460738374eb44ac9f89d9b8a
[INFO] running `Command { std: "docker" "start" "-a" "e9d92510ff742b311e83544126d7c2e152b9d208460738374eb44ac9f89d9b8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling zip v0.5.11
[INFO] [stderr]    Compiling java v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `as_u16_be`
[INFO] [stdout]   --> src/classfile/mod.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn as_u16_be(v: &[u8], offset: usize) -> u16 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `as_u32_be`
[INFO] [stdout]   --> src/classfile/mod.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn as_u32_be(v: &[u8], offset: usize) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `as_u64_be`
[INFO] [stdout]   --> src/classfile/mod.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn as_u64_be(v: &[u8], offset: usize) -> u64 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_class_path_entry`
[INFO] [stdout]   --> src/classfile/loader/mod.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn create_class_path_entry(path: &str) -> Box<dyn ClassPathEntry> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `current_position`
[INFO] [stdout]  --> src/classfile/stream/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     current_position: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `ClassFileStream` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/classfile/stream/mod.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_u8`
[INFO] [stdout]   --> src/classfile/stream/mod.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn get_u8(&mut self) -> u8 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_u16`
[INFO] [stdout]   --> src/classfile/stream/mod.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn get_u16(&mut self) -> u16 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_u32`
[INFO] [stdout]   --> src/classfile/stream/mod.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn get_u32(&mut self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_u64`
[INFO] [stdout]   --> src/classfile/stream/mod.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn get_u64(&mut self) -> u64 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_data`
[INFO] [stdout]   --> src/classfile/stream/mod.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn print_data(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/classfile/loader/entry.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(path: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/classfile/loader/entry.rs:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn new(path: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.22s
[INFO] running `Command { std: "docker" "inspect" "e9d92510ff742b311e83544126d7c2e152b9d208460738374eb44ac9f89d9b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9d92510ff742b311e83544126d7c2e152b9d208460738374eb44ac9f89d9b8a", kill_on_drop: false }`
[INFO] [stdout] e9d92510ff742b311e83544126d7c2e152b9d208460738374eb44ac9f89d9b8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c7cd5126bf9b2a6bab52d19c9532560facac60890ef979bdaa21f69395ed3f8
[INFO] running `Command { std: "docker" "start" "-a" "7c7cd5126bf9b2a6bab52d19c9532560facac60890ef979bdaa21f69395ed3f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling java v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `current_position`
[INFO] [stdout]  --> src/classfile/stream/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     current_position: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `ClassFileStream` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/classfile/stream/mod.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_u8`
[INFO] [stdout]   --> src/classfile/stream/mod.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn get_u8(&mut self) -> u8 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_u16`
[INFO] [stdout]   --> src/classfile/stream/mod.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn get_u16(&mut self) -> u16 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_u32`
[INFO] [stdout]   --> src/classfile/stream/mod.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn get_u32(&mut self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_u64`
[INFO] [stdout]   --> src/classfile/stream/mod.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn get_u64(&mut self) -> u64 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/java-e63674d9c0a5947e)
[INFO] running `Command { std: "docker" "inspect" "7c7cd5126bf9b2a6bab52d19c9532560facac60890ef979bdaa21f69395ed3f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c7cd5126bf9b2a6bab52d19c9532560facac60890ef979bdaa21f69395ed3f8", kill_on_drop: false }`
[INFO] [stdout] 7c7cd5126bf9b2a6bab52d19c9532560facac60890ef979bdaa21f69395ed3f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ceadd63aff08bd4470da659ab44f88c44760b617598ff287e71d33cf969ae41
[INFO] running `Command { std: "docker" "start" "-a" "7ceadd63aff08bd4470da659ab44f88c44760b617598ff287e71d33cf969ae41", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `current_position`
[INFO] [stderr]  --> src/classfile/stream/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     current_position: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `ClassFileStream` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/classfile/stream/mod.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_u8`
[INFO] [stderr]   --> src/classfile/stream/mod.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn get_u8(&mut self) -> u8 {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_u16`
[INFO] [stderr]   --> src/classfile/stream/mod.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn get_u16(&mut self) -> u16 {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_u32`
[INFO] [stderr]   --> src/classfile/stream/mod.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn get_u32(&mut self) -> u32 {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_u64`
[INFO] [stderr]   --> src/classfile/stream/mod.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn get_u64(&mut self) -> u64 {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `java` (bin "java" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/java-e63674d9c0a5947e)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test classfile::loader::entry::tests::test_class_path_dir_entry_open_stream ... ok
[INFO] [stdout] test classfile::loader::tests::test_create_class_path_entry ... ok
[INFO] [stdout] test classfile::tests::test_as_u32_be ... ok
[INFO] [stdout] test classfile::tests::test_as_u64_be ... ok
[INFO] [stdout] test classfile::tests::test_as_u16_be ... ok
[INFO] [stdout] test runtime::os::tests::test_file_separator ... ok
[INFO] [stdout] test command::tests::test_app ... ok
[INFO] [stdout] test classfile::loader::entry::tests::test_class_path_zip_entry_open_stream ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ceadd63aff08bd4470da659ab44f88c44760b617598ff287e71d33cf969ae41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ceadd63aff08bd4470da659ab44f88c44760b617598ff287e71d33cf969ae41", kill_on_drop: false }`
[INFO] [stdout] 7ceadd63aff08bd4470da659ab44f88c44760b617598ff287e71d33cf969ae41