[INFO] cloning repository https://github.com/thequux/smalltalk.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thequux/smalltalk.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthequux%2Fsmalltalk.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthequux%2Fsmalltalk.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 873e305e5ffc30f8273c74735b54973e4231413d
[INFO] checking thequux/smalltalk.rs against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthequux%2Fsmalltalk.rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thequux/smalltalk.rs on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thequux/smalltalk.rs
[INFO] finished tweaking git repo https://github.com/thequux/smalltalk.rs
[INFO] tweaked toml for git repo https://github.com/thequux/smalltalk.rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/thequux/smalltalk.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c1bb09abc1ee3b5fd8cfa1665ef3abd8461b4a1bbd8cf13c94684df51397562
[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" "7c1bb09abc1ee3b5fd8cfa1665ef3abd8461b4a1bbd8cf13c94684df51397562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c1bb09abc1ee3b5fd8cfa1665ef3abd8461b4a1bbd8cf13c94684df51397562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c1bb09abc1ee3b5fd8cfa1665ef3abd8461b4a1bbd8cf13c94684df51397562", kill_on_drop: false }`
[INFO] [stdout] 7c1bb09abc1ee3b5fd8cfa1665ef3abd8461b4a1bbd8cf13c94684df51397562
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f73abbdae60fe7f13ab43d2fef152af43f95a2393b40d33baf49cb9358386b8
[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" "3f73abbdae60fe7f13ab43d2fef152af43f95a2393b40d33baf49cb9358386b8", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling cc v1.0.32
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling sdl2-sys v0.32.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.32.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking rsvm v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/objectmemory/text_format.rs (8 fixes)
[INFO] [stderr]        Fixed src/interpreter/startup.rs (1 fix)
[INFO] [stderr]        Fixed src/utils.rs (2 fixes)
[INFO] [stderr]        Fixed src/objectmemory/dist_format.rs (5 fixes)
[INFO] [stderr]        Fixed src/interpreter/bitblt.rs (2 fixes)
[INFO] [stderr]        Fixed src/interpreter/display.rs (3 fixes)
[INFO] [stderr]        Fixed src/objectmemory.rs (7 fixes)
[INFO] [stderr]        Fixed src/interpreter.rs (35 fixes)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]  --> src/macros.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / macro_rules! catch {
[INFO] [stdout] 2 | |     ($($body:tt)*) => { (||{ $($body)* })() }
[INFO] [stdout] 3 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/objectmemory/text_format.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         'line: for (line_no, line) in BufReader::new(f).lines().enumerate() {
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]  --> src/macros.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / macro_rules! catch {
[INFO] [stdout] 2 | |     ($($body:tt)*) => { (||{ $($body)* })() }
[INFO] [stdout] 3 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/objectmemory/text_format.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         'line: for (line_no, line) in BufReader::new(f).lines().enumerate() {
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]  --> src/interpreter.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::BufRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ByteOrder`
[INFO] [stdout]  --> src/objectmemory/dist_format.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use byteorder::{BigEndian, ByteOrder as _, ReadBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Fail`
[INFO] [stdout]   --> src/objectmemory/text_format.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 | use failure::{Fail};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]  --> src/interpreter.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::BufRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ByteOrder`
[INFO] [stdout]  --> src/objectmemory/dist_format.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use byteorder::{BigEndian, ByteOrder as _, ReadBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Fail`
[INFO] [stdout]   --> src/objectmemory/text_format.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 | use failure::{Fail};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FORM_OFFSET_IDX`
[INFO] [stdout]    --> src/interpreter/bitblt.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub const FORM_OFFSET_IDX: usize = 3;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HEADER_INDEX`
[INFO] [stdout]   --> src/interpreter.rs:69:1
[INFO] [stdout]    |
[INFO] [stdout] 69 | const HEADER_INDEX: usize = 0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop_integer`
[INFO] [stdout]     --> src/interpreter.rs:1023:8
[INFO] [stdout]      |
[INFO] [stdout] 1023 |     fn pop_integer(&mut self) -> Option<Word> {
[INFO] [stdout]      |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push_integer`
[INFO] [stdout]     --> src/interpreter.rs:1032:8
[INFO] [stdout]      |
[INFO] [stdout] 1032 |     fn push_integer(&mut self, int: Word) -> Option<()> {
[INFO] [stdout]      |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `asynchronous_signal`
[INFO] [stdout]     --> src/interpreter.rs:2068:8
[INFO] [stdout]      |
[INFO] [stdout] 2068 |     fn asynchronous_signal(&mut self, semaphore: OOP) {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `first_context`
[INFO] [stdout]     --> src/interpreter.rs:2128:8
[INFO] [stdout]      |
[INFO] [stdout] 2128 |     fn first_context(&mut self) -> OOP {
[INFO] [stdout]      |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `refcnt`
[INFO] [stdout]   --> src/objectmemory/dist_format.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn refcnt(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_ptrs`
[INFO] [stdout]   --> src/objectmemory/dist_format.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn has_ptrs(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/interpreter.rs:929:13
[INFO] [stdout]     |
[INFO] [stdout] 929 |             crate::objectmemory::text_format::TextFormat::save("crash.dump", &self.memory);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FORM_OFFSET_IDX`
[INFO] [stdout]    --> src/interpreter/bitblt.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub const FORM_OFFSET_IDX: usize = 3;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HEADER_INDEX`
[INFO] [stdout]   --> src/interpreter.rs:69:1
[INFO] [stdout]    |
[INFO] [stdout] 69 | const HEADER_INDEX: usize = 0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop_integer`
[INFO] [stdout]     --> src/interpreter.rs:1023:8
[INFO] [stdout]      |
[INFO] [stdout] 1023 |     fn pop_integer(&mut self) -> Option<Word> {
[INFO] [stdout]      |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push_integer`
[INFO] [stdout]     --> src/interpreter.rs:1032:8
[INFO] [stdout]      |
[INFO] [stdout] 1032 |     fn push_integer(&mut self, int: Word) -> Option<()> {
[INFO] [stdout]      |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `asynchronous_signal`
[INFO] [stdout]     --> src/interpreter.rs:2068:8
[INFO] [stdout]      |
[INFO] [stdout] 2068 |     fn asynchronous_signal(&mut self, semaphore: OOP) {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `first_context`
[INFO] [stdout]     --> src/interpreter.rs:2128:8
[INFO] [stdout]      |
[INFO] [stdout] 2128 |     fn first_context(&mut self) -> OOP {
[INFO] [stdout]      |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `refcnt`
[INFO] [stdout]   --> src/objectmemory/dist_format.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn refcnt(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_ptrs`
[INFO] [stdout]   --> src/objectmemory/dist_format.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn has_ptrs(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/interpreter.rs:929:13
[INFO] [stdout]     |
[INFO] [stdout] 929 |             crate::objectmemory::text_format::TextFormat::save("crash.dump", &self.memory);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating src/bin/rsvm_dump_image.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/smalltalk.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/bin/rsvm_dump_image.rs (1 fix)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.31s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking rsvm v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]  --> src/macros.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / macro_rules! catch {
[INFO] [stdout] 2 | |     ($($body:tt)*) => { (||{ $($body)* })() }
[INFO] [stdout] 3 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]  --> src/macros.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / macro_rules! catch {
[INFO] [stdout] 2 | |     ($($body:tt)*) => { (||{ $($body)* })() }
[INFO] [stdout] 3 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/objectmemory/text_format.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         'line: for (line_no, line) in BufReader::new(f).lines().enumerate() {
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/objectmemory/text_format.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         'line: for (line_no, line) in BufReader::new(f).lines().enumerate() {
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]  --> src/interpreter.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::BufRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ByteOrder`
[INFO] [stdout]  --> src/objectmemory/dist_format.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use byteorder::{BigEndian, ByteOrder as _, ReadBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Fail`
[INFO] [stdout]   --> src/objectmemory/text_format.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 | use failure::{Fail};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]  --> src/interpreter.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::BufRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ByteOrder`
[INFO] [stdout]  --> src/objectmemory/dist_format.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use byteorder::{BigEndian, ByteOrder as _, ReadBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Fail`
[INFO] [stdout]   --> src/objectmemory/text_format.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 | use failure::{Fail};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FORM_OFFSET_IDX`
[INFO] [stdout]    --> src/interpreter/bitblt.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub const FORM_OFFSET_IDX: usize = 3;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HEADER_INDEX`
[INFO] [stdout]   --> src/interpreter.rs:69:1
[INFO] [stdout]    |
[INFO] [stdout] 69 | const HEADER_INDEX: usize = 0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop_integer`
[INFO] [stdout]     --> src/interpreter.rs:1023:8
[INFO] [stdout]      |
[INFO] [stdout] 1023 |     fn pop_integer(&mut self) -> Option<Word> {
[INFO] [stdout]      |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push_integer`
[INFO] [stdout]     --> src/interpreter.rs:1032:8
[INFO] [stdout]      |
[INFO] [stdout] 1032 |     fn push_integer(&mut self, int: Word) -> Option<()> {
[INFO] [stdout]      |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `asynchronous_signal`
[INFO] [stdout]     --> src/interpreter.rs:2068:8
[INFO] [stdout]      |
[INFO] [stdout] 2068 |     fn asynchronous_signal(&mut self, semaphore: OOP) {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `first_context`
[INFO] [stdout]     --> src/interpreter.rs:2128:8
[INFO] [stdout]      |
[INFO] [stdout] 2128 |     fn first_context(&mut self) -> OOP {
[INFO] [stdout]      |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `refcnt`
[INFO] [stdout]   --> src/objectmemory/dist_format.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn refcnt(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_ptrs`
[INFO] [stdout]   --> src/objectmemory/dist_format.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn has_ptrs(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/interpreter.rs:929:13
[INFO] [stdout]     |
[INFO] [stdout] 929 |             crate::objectmemory::text_format::TextFormat::save("crash.dump", &self.memory);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FORM_OFFSET_IDX`
[INFO] [stdout]    --> src/interpreter/bitblt.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub const FORM_OFFSET_IDX: usize = 3;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HEADER_INDEX`
[INFO] [stdout]   --> src/interpreter.rs:69:1
[INFO] [stdout]    |
[INFO] [stdout] 69 | const HEADER_INDEX: usize = 0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop_integer`
[INFO] [stdout]     --> src/interpreter.rs:1023:8
[INFO] [stdout]      |
[INFO] [stdout] 1023 |     fn pop_integer(&mut self) -> Option<Word> {
[INFO] [stdout]      |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push_integer`
[INFO] [stdout]     --> src/interpreter.rs:1032:8
[INFO] [stdout]      |
[INFO] [stdout] 1032 |     fn push_integer(&mut self, int: Word) -> Option<()> {
[INFO] [stdout]      |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `asynchronous_signal`
[INFO] [stdout]     --> src/interpreter.rs:2068:8
[INFO] [stdout]      |
[INFO] [stdout] 2068 |     fn asynchronous_signal(&mut self, semaphore: OOP) {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `first_context`
[INFO] [stdout]     --> src/interpreter.rs:2128:8
[INFO] [stdout]      |
[INFO] [stdout] 2128 |     fn first_context(&mut self) -> OOP {
[INFO] [stdout]      |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `refcnt`
[INFO] [stdout]   --> src/objectmemory/dist_format.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn refcnt(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_ptrs`
[INFO] [stdout]   --> src/objectmemory/dist_format.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn has_ptrs(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/interpreter.rs:929:13
[INFO] [stdout]     |
[INFO] [stdout] 929 |             crate::objectmemory::text_format::TextFormat::save("crash.dump", &self.memory);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "3f73abbdae60fe7f13ab43d2fef152af43f95a2393b40d33baf49cb9358386b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f73abbdae60fe7f13ab43d2fef152af43f95a2393b40d33baf49cb9358386b8", kill_on_drop: false }`
[INFO] [stdout] 3f73abbdae60fe7f13ab43d2fef152af43f95a2393b40d33baf49cb9358386b8