[INFO] cloning repository https://github.com/samwho/jvm-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samwho/jvm-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamwho%2Fjvm-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamwho%2Fjvm-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 12757c8d3158fe8210dde139dc93a038ddf2768f
[INFO] checking samwho/jvm-rs against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamwho%2Fjvm-rs" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samwho/jvm-rs on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/samwho/jvm-rs
[INFO] removed path dependency classfile-parser from git repo https://github.com/samwho/jvm-rs
[INFO] finished tweaking git repo https://github.com/samwho/jvm-rs
[INFO] tweaked toml for git repo https://github.com/samwho/jvm-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/samwho/jvm-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (classfile-parser) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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] warning: dependency (classfile-parser) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded classfile-parser v0.3.4
[INFO] running `"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" "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] 4c70a61761cdc0495b61c83c365c9d09bc911b0b7a812375874718636b3fabf6
[INFO] running `"docker" "start" "-a" "4c70a61761cdc0495b61c83c365c9d09bc911b0b7a812375874718636b3fabf6"`
[INFO] [stderr] warning: dependency (classfile-parser) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking podio v0.1.6
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking miniz_oxide v0.3.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking flate2 v1.0.12
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking classfile-parser v0.3.4
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]     Checking pretty_env_logger v0.2.5
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking jvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[macro_use] extern crate log;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/class_loader.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Occupied`, `Vacant`
[INFO] [stderr]  --> src/class_loader.rs:2:41
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::hash_map::Entry::{Occupied, Vacant};
[INFO] [stderr]   |                                         ^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[macro_use] extern crate log;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/class_loader.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Occupied`, `Vacant`
[INFO] [stderr]  --> src/class_loader.rs:2:41
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::hash_map::Entry::{Occupied, Vacant};
[INFO] [stderr]   |                                         ^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/class_loader.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     match class_parser(&class_bytes) {
[INFO] [stderr]    |           -------------------------- this match expression has type `std::result::Result<(&[u8], classfile_parser::ClassFile), nom::internal::Err<&[u8]>>`
[INFO] [stderr] 63 |         IResult::Done(_, c) => Ok(Some(c)),
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found enum `nom::IResult`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `std::result::Result<(&[u8], classfile_parser::ClassFile), nom::internal::Err<&[u8]>>`
[INFO] [stderr]               found type `nom::IResult<_, _, _>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/class_loader.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     match class_parser(&class_bytes) {
[INFO] [stderr]    |           -------------------------- this match expression has type `std::result::Result<(&[u8], classfile_parser::ClassFile), nom::internal::Err<&[u8]>>`
[INFO] [stderr] 63 |         IResult::Done(_, c) => Ok(Some(c)),
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found enum `nom::IResult`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `std::result::Result<(&[u8], classfile_parser::ClassFile), nom::internal::Err<&[u8]>>`
[INFO] [stderr]               found type `nom::IResult<_, _, _>`
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `jvm`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `jvm`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4c70a61761cdc0495b61c83c365c9d09bc911b0b7a812375874718636b3fabf6"`
[INFO] running `"docker" "rm" "-f" "4c70a61761cdc0495b61c83c365c9d09bc911b0b7a812375874718636b3fabf6"`
[INFO] [stdout] 4c70a61761cdc0495b61c83c365c9d09bc911b0b7a812375874718636b3fabf6