[INFO] cloning repository https://github.com/manorajesh/diss
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/manorajesh/diss" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanorajesh%2Fdiss", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanorajesh%2Fdiss'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec76032e8d9c7d21fdd296e369d8c7cf226888d3
[INFO] testing manorajesh/diss against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanorajesh%2Fdiss" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/manorajesh/diss
[INFO] finished tweaking git repo https://github.com/manorajesh/diss
[INFO] tweaked toml for git repo https://github.com/manorajesh/diss written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/manorajesh/diss on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/manorajesh/diss 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9ada1d563993d0eb7f5c023064dc83015697ca94e972cf4bd80cbd2f436fbb25
[INFO] running `Command { std: "docker" "start" "9ada1d563993d0eb7f5c023064dc83015697ca94e972cf4bd80cbd2f436fbb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ada1d563993d0eb7f5c023064dc83015697ca94e972cf4bd80cbd2f436fbb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9ada1d563993d0eb7f5c023064dc83015697ca94e972cf4bd80cbd2f436fbb25" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ada1d563993d0eb7f5c023064dc83015697ca94e972cf4bd80cbd2f436fbb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9ada1d563993d0eb7f5c023064dc83015697ca94e972cf4bd80cbd2f436fbb25" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling arm-disassembler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `R` is never constructed
[INFO] [stdout]   --> src/base_inst.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct R {
[INFO] [stdout]    |        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `decode` is never used
[INFO] [stdout]   --> src/base_inst.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl R {
[INFO] [stdout]    | ------ method in this implementation
[INFO] [stdout] 29 |     fn decode(&mut self, inst: u32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `S` is never constructed
[INFO] [stdout]   --> src/base_inst.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | struct S {
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `decode` is never used
[INFO] [stdout]   --> src/base_inst.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | impl S {
[INFO] [stdout]    | ------ method in this implementation
[INFO] [stdout] 89 |     fn decode(&mut self, inst: u32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `U` is never constructed
[INFO] [stdout]   --> src/base_inst.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 | struct U {
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `decode` is never used
[INFO] [stdout]    --> src/base_inst.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl U {
[INFO] [stdout]     | ------ method in this implementation
[INFO] [stdout] 105 |     fn decode(&mut self, inst: u32) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `B` is never constructed
[INFO] [stdout]    --> src/base_inst.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | struct B {
[INFO] [stdout]     |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `J` is never constructed
[INFO] [stdout]    --> src/base_inst.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 | struct J {
[INFO] [stdout]     |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "9ada1d563993d0eb7f5c023064dc83015697ca94e972cf4bd80cbd2f436fbb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9ada1d563993d0eb7f5c023064dc83015697ca94e972cf4bd80cbd2f436fbb25" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling arm-disassembler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `R` is never constructed
[INFO] [stdout]   --> src/base_inst.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct R {
[INFO] [stdout]    |        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `decode` is never used
[INFO] [stdout]   --> src/base_inst.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl R {
[INFO] [stdout]    | ------ method in this implementation
[INFO] [stdout] 29 |     fn decode(&mut self, inst: u32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `S` is never constructed
[INFO] [stdout]   --> src/base_inst.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | struct S {
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `decode` is never used
[INFO] [stdout]   --> src/base_inst.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | impl S {
[INFO] [stdout]    | ------ method in this implementation
[INFO] [stdout] 89 |     fn decode(&mut self, inst: u32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `U` is never constructed
[INFO] [stdout]   --> src/base_inst.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 | struct U {
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `decode` is never used
[INFO] [stdout]    --> src/base_inst.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl U {
[INFO] [stdout]     | ------ method in this implementation
[INFO] [stdout] 105 |     fn decode(&mut self, inst: u32) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `B` is never constructed
[INFO] [stdout]    --> src/base_inst.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | struct B {
[INFO] [stdout]     |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `J` is never constructed
[INFO] [stdout]    --> src/base_inst.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 | struct J {
[INFO] [stdout]     |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "9ada1d563993d0eb7f5c023064dc83015697ca94e972cf4bd80cbd2f436fbb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9ada1d563993d0eb7f5c023064dc83015697ca94e972cf4bd80cbd2f436fbb25" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: struct `R` is never constructed
[INFO] [stderr]   --> src/base_inst.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct R {
[INFO] [stderr]    |        ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `decode` is never used
[INFO] [stderr]   --> src/base_inst.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl R {
[INFO] [stderr]    | ------ method in this implementation
[INFO] [stderr] 29 |     fn decode(&mut self, inst: u32) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `S` is never constructed
[INFO] [stderr]   --> src/base_inst.rs:81:8
[INFO] [stderr]    |
[INFO] [stderr] 81 | struct S {
[INFO] [stderr]    |        ^
[INFO] [stderr] 
[INFO] [stderr] warning: method `decode` is never used
[INFO] [stderr]   --> src/base_inst.rs:89:8
[INFO] [stderr]    |
[INFO] [stderr] 88 | impl S {
[INFO] [stderr]    | ------ method in this implementation
[INFO] [stderr] 89 |     fn decode(&mut self, inst: u32) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `U` is never constructed
[INFO] [stderr]   --> src/base_inst.rs:99:8
[INFO] [stderr]    |
[INFO] [stderr] 99 | struct U {
[INFO] [stderr]    |        ^
[INFO] [stderr] 
[INFO] [stderr] warning: method `decode` is never used
[INFO] [stderr]    --> src/base_inst.rs:105:8
[INFO] [stderr]     |
[INFO] [stderr] 104 | impl U {
[INFO] [stderr]     | ------ method in this implementation
[INFO] [stderr] 105 |     fn decode(&mut self, inst: u32) {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `B` is never constructed
[INFO] [stderr]    --> src/base_inst.rs:111:8
[INFO] [stderr]     |
[INFO] [stderr] 111 | struct B {
[INFO] [stderr]     |        ^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `J` is never constructed
[INFO] [stderr]    --> src/base_inst.rs:118:8
[INFO] [stderr]     |
[INFO] [stderr] 118 | struct J {
[INFO] [stderr]     |        ^
[INFO] [stderr] 
[INFO] [stderr] warning: `arm-disassembler` (bin "arm-disassembler" test) generated 8 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/arm_disassembler-b1d72b38e52f3cce)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9ada1d563993d0eb7f5c023064dc83015697ca94e972cf4bd80cbd2f436fbb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ada1d563993d0eb7f5c023064dc83015697ca94e972cf4bd80cbd2f436fbb25", kill_on_drop: false }`
[INFO] [stdout] 9ada1d563993d0eb7f5c023064dc83015697ca94e972cf4bd80cbd2f436fbb25