[INFO] cloning repository https://github.com/ayrapetovai/binc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ayrapetovai/binc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayrapetovai%2Fbinc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayrapetovai%2Fbinc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cefea7e0065855b0f14f205cdff2d87b03549181
[INFO] building ayrapetovai/binc against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayrapetovai%2Fbinc" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ayrapetovai/binc on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ayrapetovai/binc
[INFO] finished tweaking git repo https://github.com/ayrapetovai/binc
[INFO] tweaked toml for git repo https://github.com/ayrapetovai/binc written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ayrapetovai/binc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clipboard-win v4.4.1
[INFO] [stderr]   Downloaded crossterm_screen v0.3.2
[INFO] [stderr]   Downloaded str-buf v1.0.5
[INFO] [stderr]   Downloaded crossterm_cursor v0.4.0
[INFO] [stderr]   Downloaded crossterm_utils v0.4.0
[INFO] [stderr]   Downloaded crossterm_input v0.5.0
[INFO] [stderr]   Downloaded crossterm_winapi v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dff0d19a2a3e94cbe6d8f79d9312f486a0c0f577e7654abe34380f6cf3d976e
[INFO] running `Command { std: "docker" "start" "-a" "0dff0d19a2a3e94cbe6d8f79d9312f486a0c0f577e7654abe34380f6cf3d976e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dff0d19a2a3e94cbe6d8f79d9312f486a0c0f577e7654abe34380f6cf3d976e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dff0d19a2a3e94cbe6d8f79d9312f486a0c0f577e7654abe34380f6cf3d976e", kill_on_drop: false }`
[INFO] [stdout] 0dff0d19a2a3e94cbe6d8f79d9312f486a0c0f577e7654abe34380f6cf3d976e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c293db645bddcd1447725d4bf90a4ad67be537d0da5c6fd32ea889e55b8bdf51
[INFO] running `Command { std: "docker" "start" "-a" "c293db645bddcd1447725d4bf90a4ad67be537d0da5c6fd32ea889e55b8bdf51", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling crossterm_utils v0.4.0
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling nix v0.20.2
[INFO] [stderr]    Compiling fd-lock v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling crossterm_screen v0.3.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling clap v3.1.8
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling stderrlog v0.4.3
[INFO] [stderr]    Compiling crossterm_input v0.5.0
[INFO] [stderr]    Compiling crossterm_cursor v0.4.0
[INFO] [stderr]    Compiling rustyline v8.2.0
[INFO] [stderr]    Compiling binc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:161:8
[INFO] [stdout]     |
[INFO] [stdout] 161 |     if (command_list.is_empty()) {
[INFO] [stdout]     |        ^                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 161 -     if (command_list.is_empty()) {
[INFO] [stdout] 161 +     if command_list.is_empty() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lines_printed` is never read
[INFO] [stdout]   --> src/main.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut lines_printed = 0u16;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Exponent`, `Fraction`, `Carry`, and `None` are never constructed
[INFO] [stdout]   --> src/syntax.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub enum NamedAccess {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] 56 |     Exponent,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 57 |     Fraction,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 58 |     Carry,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 59 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NamedAccess` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NamedAccessSource` is never constructed
[INFO] [stdout]   --> src/syntax.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub enum LeftOperandSource {
[INFO] [stdout]    |          ----------------- variant in this enum
[INFO] [stdout] 64 |     RangeSource(BitsIndexRange),
[INFO] [stdout] 65 |     NamedAccessSource(NamedAccess),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LeftOperandSource` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NamedAccessSource` is never constructed
[INFO] [stdout]   --> src/syntax.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub enum RightOperandSource {
[INFO] [stdout]    |          ------------------ variant in this enum
[INFO] [stdout] 70 |     RangeSource(BitsIndexRange),
[INFO] [stdout] 71 |     NamedAccessSource(NamedAccess),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RightOperandSource` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Fixed` is never constructed
[INFO] [stdout]   --> src/buffer.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum BincBufferType {
[INFO] [stdout]    |          -------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 37 |     Fixed,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BincBufferType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.04s
[INFO] running `Command { std: "docker" "inspect" "c293db645bddcd1447725d4bf90a4ad67be537d0da5c6fd32ea889e55b8bdf51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c293db645bddcd1447725d4bf90a4ad67be537d0da5c6fd32ea889e55b8bdf51", kill_on_drop: false }`
[INFO] [stdout] c293db645bddcd1447725d4bf90a4ad67be537d0da5c6fd32ea889e55b8bdf51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a18d63d5e636f7017ce7a87c0ba00605940384dcdc5105e067ccdd81a0a30051
[INFO] running `Command { std: "docker" "start" "-a" "a18d63d5e636f7017ce7a87c0ba00605940384dcdc5105e067ccdd81a0a30051", kill_on_drop: false }`
[INFO] [stderr]    Compiling binc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:161:8
[INFO] [stdout]     |
[INFO] [stdout] 161 |     if (command_list.is_empty()) {
[INFO] [stdout]     |        ^                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 161 -     if (command_list.is_empty()) {
[INFO] [stdout] 161 +     if command_list.is_empty() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lines_printed` is never read
[INFO] [stdout]   --> src/main.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut lines_printed = 0u16;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Exponent`, `Fraction`, `Carry`, and `None` are never constructed
[INFO] [stdout]   --> src/syntax.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub enum NamedAccess {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] 56 |     Exponent,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 57 |     Fraction,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 58 |     Carry,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 59 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NamedAccess` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NamedAccessSource` is never constructed
[INFO] [stdout]   --> src/syntax.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub enum LeftOperandSource {
[INFO] [stdout]    |          ----------------- variant in this enum
[INFO] [stdout] 64 |     RangeSource(BitsIndexRange),
[INFO] [stdout] 65 |     NamedAccessSource(NamedAccess),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LeftOperandSource` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NamedAccessSource` is never constructed
[INFO] [stdout]   --> src/syntax.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub enum RightOperandSource {
[INFO] [stdout]    |          ------------------ variant in this enum
[INFO] [stdout] 70 |     RangeSource(BitsIndexRange),
[INFO] [stdout] 71 |     NamedAccessSource(NamedAccess),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RightOperandSource` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Fixed` is never constructed
[INFO] [stdout]   --> src/buffer.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum BincBufferType {
[INFO] [stdout]    |          -------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 37 |     Fixed,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BincBufferType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "a18d63d5e636f7017ce7a87c0ba00605940384dcdc5105e067ccdd81a0a30051", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a18d63d5e636f7017ce7a87c0ba00605940384dcdc5105e067ccdd81a0a30051", kill_on_drop: false }`
[INFO] [stdout] a18d63d5e636f7017ce7a87c0ba00605940384dcdc5105e067ccdd81a0a30051