[INFO] updating cached repository https://github.com/m4b/cargo-sym
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9622ffb7217d565b03bf90cba19df3bc781c8b0f
[INFO] testing m4b/cargo-sym against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm4b%2Fcargo-sym" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/m4b/cargo-sym on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/m4b/cargo-sym
[INFO] finished tweaking git repo https://github.com/m4b/cargo-sym
[INFO] tweaked toml for git repo https://github.com/m4b/cargo-sym written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/m4b/cargo-sym already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0fe793740a732da3727fd8e51e788dc364fd22cead8bbf379067c34d85565ea9
[INFO] running `"docker" "start" "-a" "0fe793740a732da3727fd8e51e788dc364fd22cead8bbf379067c34d85565ea9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling gcc v0.3.38
[INFO] [stderr]    Compiling quote v0.3.12
[INFO] [stderr]    Compiling strsim v0.5.1
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.3
[INFO] [stderr]    Compiling rustc-serialize v0.3.21
[INFO] [stderr]    Compiling unicode-segmentation v0.1.2
[INFO] [stderr]    Compiling scroll v0.3.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.3
[INFO] [stderr]    Compiling walkdir v1.0.1
[INFO] [stderr]    Compiling quick-error v1.1.0
[INFO] [stderr]    Compiling term_size v0.2.1
[INFO] [stderr]    Compiling clap v2.18.0
[INFO] [stderr]    Compiling syn v0.10.7
[INFO] [stderr]    Compiling cmake v0.1.18
[INFO] [stderr]    Compiling capstone-sys v0.2.0
[INFO] [stderr]    Compiling scroll_derive v0.3.0
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling goblin v0.0.8
[INFO] [stderr]    Compiling capstone3 v0.1.0
[INFO] [stderr]    Compiling cargo-sym v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 67 |         let mut hex_buffer = &mut stack_buffer[..column_width * NCOLUMNS];
[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/main.rs:404:9
[INFO] [stderr]     |
[INFO] [stderr] 404 |     let mut bytes = &mut Cursor::new(&buffer);
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.44s
[INFO] running `"docker" "inspect" "0fe793740a732da3727fd8e51e788dc364fd22cead8bbf379067c34d85565ea9"`
[INFO] running `"docker" "rm" "-f" "0fe793740a732da3727fd8e51e788dc364fd22cead8bbf379067c34d85565ea9"`
[INFO] [stdout] 0fe793740a732da3727fd8e51e788dc364fd22cead8bbf379067c34d85565ea9
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 90fd27b1bfdd08c50cbd4cbaca107ee899c1584b5a1837d6794c4d3b91c0a83c
[INFO] running `"docker" "start" "-a" "90fd27b1bfdd08c50cbd4cbaca107ee899c1584b5a1837d6794c4d3b91c0a83c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cargo-sym v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 67 |         let mut hex_buffer = &mut stack_buffer[..column_width * NCOLUMNS];
[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/main.rs:404:9
[INFO] [stderr]     |
[INFO] [stderr] 404 |     let mut bytes = &mut Cursor::new(&buffer);
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `"docker" "inspect" "90fd27b1bfdd08c50cbd4cbaca107ee899c1584b5a1837d6794c4d3b91c0a83c"`
[INFO] running `"docker" "rm" "-f" "90fd27b1bfdd08c50cbd4cbaca107ee899c1584b5a1837d6794c4d3b91c0a83c"`
[INFO] [stdout] 90fd27b1bfdd08c50cbd4cbaca107ee899c1584b5a1837d6794c4d3b91c0a83c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b11c2a4075901bb026c9eab953d004c2e5baa7ba3173e494014cb021183ba6c0
[INFO] running `"docker" "start" "-a" "b11c2a4075901bb026c9eab953d004c2e5baa7ba3173e494014cb021183ba6c0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / quick_error! {
[INFO] [stderr] 10 | |     #[derive(Debug)]
[INFO] [stderr] 11 | |     pub enum Error {
[INFO] [stderr] 12 | |         Io(err: io::Error) { from () }
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 67 |         let mut hex_buffer = &mut stack_buffer[..column_width * NCOLUMNS];
[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/main.rs:404:9
[INFO] [stderr]     |
[INFO] [stderr] 404 |     let mut bytes = &mut Cursor::new(&buffer);
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cargo_sym-5a7414287023f6ff
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b11c2a4075901bb026c9eab953d004c2e5baa7ba3173e494014cb021183ba6c0"`
[INFO] running `"docker" "rm" "-f" "b11c2a4075901bb026c9eab953d004c2e5baa7ba3173e494014cb021183ba6c0"`
[INFO] [stdout] b11c2a4075901bb026c9eab953d004c2e5baa7ba3173e494014cb021183ba6c0