[INFO] fetching crate rust_sdk_crate 0.1.1...
[INFO] testing rust_sdk_crate-0.1.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate rust_sdk_crate 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rust_sdk_crate 0.1.1
[INFO] finished tweaking crates.io crate rust_sdk_crate 0.1.1
[INFO] tweaked toml for crates.io crate rust_sdk_crate 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_sdk_crate 0.1.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad3b2bcf5e3d7523535c0d602652ba6876837fbc857b74b6d1d68919a6b15d8c
[INFO] running `Command { std: "docker" "start" "-a" "ad3b2bcf5e3d7523535c0d602652ba6876837fbc857b74b6d1d68919a6b15d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad3b2bcf5e3d7523535c0d602652ba6876837fbc857b74b6d1d68919a6b15d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad3b2bcf5e3d7523535c0d602652ba6876837fbc857b74b6d1d68919a6b15d8c", kill_on_drop: false }`
[INFO] [stdout] ad3b2bcf5e3d7523535c0d602652ba6876837fbc857b74b6d1d68919a6b15d8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 675697f92b4bd1cb205cb83c2fd7ba6f8d9b82967d4f17e9d46c6e1639e5700a
[INFO] running `Command { std: "docker" "start" "-a" "675697f92b4bd1cb205cb83c2fd7ba6f8d9b82967d4f17e9d46c6e1639e5700a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_sdk_crate v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]  --> src/lib.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get_symbol(msg: &str) -> &str {
[INFO] [stdout]   |                   ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/lib.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn get_symbol2(msg: &str) -> &str {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "675697f92b4bd1cb205cb83c2fd7ba6f8d9b82967d4f17e9d46c6e1639e5700a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675697f92b4bd1cb205cb83c2fd7ba6f8d9b82967d4f17e9d46c6e1639e5700a", kill_on_drop: false }`
[INFO] [stdout] 675697f92b4bd1cb205cb83c2fd7ba6f8d9b82967d4f17e9d46c6e1639e5700a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09f2307270b60060f5f521e4ceeb0a04ef7bf9da1341645136f493801e4fe38b
[INFO] running `Command { std: "docker" "start" "-a" "09f2307270b60060f5f521e4ceeb0a04ef7bf9da1341645136f493801e4fe38b", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]  --> src/lib.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get_symbol(msg: &str) -> &str {
[INFO] [stdout]   |                   ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/lib.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn get_symbol2(msg: &str) -> &str {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust_sdk_crate v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]  --> src/lib.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get_symbol(msg: &str) -> &str {
[INFO] [stdout]   |                   ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/lib.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn get_symbol2(msg: &str) -> &str {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "09f2307270b60060f5f521e4ceeb0a04ef7bf9da1341645136f493801e4fe38b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f2307270b60060f5f521e4ceeb0a04ef7bf9da1341645136f493801e4fe38b", kill_on_drop: false }`
[INFO] [stdout] 09f2307270b60060f5f521e4ceeb0a04ef7bf9da1341645136f493801e4fe38b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40d9c8ff0cca56a134691ce7dbd52733eaa6e5006973c9d8cbc6e202b0f151f6
[INFO] running `Command { std: "docker" "start" "-a" "40d9c8ff0cca56a134691ce7dbd52733eaa6e5006973c9d8cbc6e202b0f151f6", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]  --> src/lib.rs:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn get_symbol(msg: &str) -> &str {
[INFO] [stderr]   |                   ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/lib.rs:14:20
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn get_symbol2(msg: &str) -> &str {
[INFO] [stderr]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_sdk_crate` (lib) generated 2 warnings
[INFO] [stderr] warning: `rust_sdk_crate` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_sdk_crate-7b816ec8e8e24799)
[INFO] [stderr]    Doc-tests rust_sdk_crate
[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] [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" "40d9c8ff0cca56a134691ce7dbd52733eaa6e5006973c9d8cbc6e202b0f151f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d9c8ff0cca56a134691ce7dbd52733eaa6e5006973c9d8cbc6e202b0f151f6", kill_on_drop: false }`
[INFO] [stdout] 40d9c8ff0cca56a134691ce7dbd52733eaa6e5006973c9d8cbc6e202b0f151f6