[INFO] fetching crate trans-gen-ruby 0.3.0-alpha.2...
[INFO] testing trans-gen-ruby-0.3.0-alpha.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate trans-gen-ruby 0.3.0-alpha.2 into /workspace/builds/worker-60/source
[INFO] validating manifest of crates.io crate trans-gen-ruby 0.3.0-alpha.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trans-gen-ruby 0.3.0-alpha.2
[INFO] finished tweaking crates.io crate trans-gen-ruby 0.3.0-alpha.2
[INFO] tweaked toml for crates.io crate trans-gen-ruby 0.3.0-alpha.2 written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31e82d4861cd08b50534008951f7baaf834b28e3480f2dadd60437c1a1500fe6
[INFO] running `Command { std: "docker" "start" "-a" "31e82d4861cd08b50534008951f7baaf834b28e3480f2dadd60437c1a1500fe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31e82d4861cd08b50534008951f7baaf834b28e3480f2dadd60437c1a1500fe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31e82d4861cd08b50534008951f7baaf834b28e3480f2dadd60437c1a1500fe6", kill_on_drop: false }`
[INFO] [stdout] 31e82d4861cd08b50534008951f7baaf834b28e3480f2dadd60437c1a1500fe6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2781c4190ef6a5065b542d111a8fe7944ffb87dc3e837e62a890973307c69f3
[INFO] running `Command { std: "docker" "start" "-a" "c2781c4190ef6a5065b542d111a8fe7944ffb87dc3e837e62a890973307c69f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling anyhow v1.0.47
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling trans-derive v0.3.0
[INFO] [stderr]    Compiling include_dir_impl v0.6.2
[INFO] [stderr]    Compiling include_dir v0.6.2
[INFO] [stderr]    Compiling trans v0.3.0
[INFO] [stderr]    Compiling trans-gen-core v0.3.0-alpha.2
[INFO] [stderr]    Compiling trans-gen-ruby v0.3.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |         if (index > 0) {
[INFO] [stdout]    |            ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 89 -         if (index > 0) {
[INFO] [stdout] 89 +         if index > 0 {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `base_name`
[INFO] [stdout]    --> src/lib.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |                     base_name,
[INFO] [stdout]     |                     ^^^^^^^^^ help: try ignoring the field: `base_name: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:277:12
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn new(name: &str, version: &str) -> Self {
[INFO] [stdout]     |            ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]    --> src/lib.rs:277:24
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn new(name: &str, version: &str) -> Self {
[INFO] [stdout]     |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.62s
[INFO] running `Command { std: "docker" "inspect" "c2781c4190ef6a5065b542d111a8fe7944ffb87dc3e837e62a890973307c69f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2781c4190ef6a5065b542d111a8fe7944ffb87dc3e837e62a890973307c69f3", kill_on_drop: false }`
[INFO] [stdout] c2781c4190ef6a5065b542d111a8fe7944ffb87dc3e837e62a890973307c69f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d78e3659721fe21c990619f697410987966eeab05995bfa912a8bf8477baeb80
[INFO] running `Command { std: "docker" "start" "-a" "d78e3659721fe21c990619f697410987966eeab05995bfa912a8bf8477baeb80", kill_on_drop: false }`
[INFO] [stderr]    Compiling trans-gen-ruby v0.3.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |         if (index > 0) {
[INFO] [stdout]    |            ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 89 -         if (index > 0) {
[INFO] [stdout] 89 +         if index > 0 {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `base_name`
[INFO] [stdout]    --> src/lib.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |                     base_name,
[INFO] [stdout]     |                     ^^^^^^^^^ help: try ignoring the field: `base_name: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:277:12
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn new(name: &str, version: &str) -> Self {
[INFO] [stdout]     |            ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]    --> src/lib.rs:277:24
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn new(name: &str, version: &str) -> Self {
[INFO] [stdout]     |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |         if (index > 0) {
[INFO] [stdout]    |            ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 89 -         if (index > 0) {
[INFO] [stdout] 89 +         if index > 0 {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `base_name`
[INFO] [stdout]    --> src/lib.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |                     base_name,
[INFO] [stdout]     |                     ^^^^^^^^^ help: try ignoring the field: `base_name: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:277:12
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn new(name: &str, version: &str) -> Self {
[INFO] [stdout]     |            ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]    --> src/lib.rs:277:24
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn new(name: &str, version: &str) -> Self {
[INFO] [stdout]     |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "d78e3659721fe21c990619f697410987966eeab05995bfa912a8bf8477baeb80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d78e3659721fe21c990619f697410987966eeab05995bfa912a8bf8477baeb80", kill_on_drop: false }`
[INFO] [stdout] d78e3659721fe21c990619f697410987966eeab05995bfa912a8bf8477baeb80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] faae987e929bb6a493a09df1b5992bdf390cbb195559093408e7f6b6ea03f979
[INFO] running `Command { std: "docker" "start" "-a" "faae987e929bb6a493a09df1b5992bdf390cbb195559093408e7f6b6ea03f979", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/lib.rs:89:12
[INFO] [stderr]    |
[INFO] [stderr] 89 |         if (index > 0) {
[INFO] [stderr]    |            ^         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 89 -         if (index > 0) {
[INFO] [stderr] 89 +         if index > 0 {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `base_name`
[INFO] [stderr]    --> src/lib.rs:169:21
[INFO] [stderr]     |
[INFO] [stderr] 169 |                     base_name,
[INFO] [stderr]     |                     ^^^^^^^^^ help: try ignoring the field: `base_name: _`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/lib.rs:277:12
[INFO] [stderr]     |
[INFO] [stderr] 277 |     fn new(name: &str, version: &str) -> Self {
[INFO] [stderr]     |            ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `version`
[INFO] [stderr]    --> src/lib.rs:277:24
[INFO] [stderr]     |
[INFO] [stderr] 277 |     fn new(name: &str, version: &str) -> Self {
[INFO] [stderr]     |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stderr] 
[INFO] [stderr] warning: `trans-gen-ruby` (lib) generated 4 warnings
[INFO] [stderr] warning: `trans-gen-ruby` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/trans_gen_ruby-d0f5a77065df4d3b)
[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] [stderr]    Doc-tests trans-gen-ruby
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:89:12
[INFO] [stderr]    |
[INFO] [stderr] 89 |         if (index > 0) {
[INFO] [stderr]    |            ^         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 89 -         if (index > 0) {
[INFO] [stderr] 89 +         if index > 0 {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "faae987e929bb6a493a09df1b5992bdf390cbb195559093408e7f6b6ea03f979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faae987e929bb6a493a09df1b5992bdf390cbb195559093408e7f6b6ea03f979", kill_on_drop: false }`
[INFO] [stdout] faae987e929bb6a493a09df1b5992bdf390cbb195559093408e7f6b6ea03f979