[INFO] fetching crate sfsm 0.4.3...
[INFO] testing sfsm-0.4.3 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate sfsm 0.4.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate sfsm 0.4.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sfsm 0.4.3
[INFO] tweaked toml for crates.io crate sfsm 0.4.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sfsm 0.4.3 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sfsm 0.4.3 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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 sfsm-base v0.4.3
[INFO] [stderr]   Downloaded sfsm-proc v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ca01dd54f48facbffb334f94163d9bf646f06d51bf29e0e9c2e6edb6e3addc0
[INFO] running `Command { std: "docker" "start" "-a" "1ca01dd54f48facbffb334f94163d9bf646f06d51bf29e0e9c2e6edb6e3addc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ca01dd54f48facbffb334f94163d9bf646f06d51bf29e0e9c2e6edb6e3addc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ca01dd54f48facbffb334f94163d9bf646f06d51bf29e0e9c2e6edb6e3addc0", kill_on_drop: false }`
[INFO] [stdout] 1ca01dd54f48facbffb334f94163d9bf646f06d51bf29e0e9c2e6edb6e3addc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5df195a28c6cf5bcdaf681d82d2ddbf6284d540f27dccaa31c68cdbf5ed67b3d
[INFO] running `Command { std: "docker" "start" "-a" "5df195a28c6cf5bcdaf681d82d2ddbf6284d540f27dccaa31c68cdbf5ed67b3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling sfsm-base v0.4.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling sfsm-proc v0.4.3
[INFO] [stderr]    Compiling sfsm v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.54s
[INFO] running `Command { std: "docker" "inspect" "5df195a28c6cf5bcdaf681d82d2ddbf6284d540f27dccaa31c68cdbf5ed67b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df195a28c6cf5bcdaf681d82d2ddbf6284d540f27dccaa31c68cdbf5ed67b3d", kill_on_drop: false }`
[INFO] [stdout] 5df195a28c6cf5bcdaf681d82d2ddbf6284d540f27dccaa31c68cdbf5ed67b3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 1f730a5f82262b96ad990c36e4b516189f396f71bed5a063b3235477549cc317
[INFO] running `Command { std: "docker" "start" "-a" "1f730a5f82262b96ad990c36e4b516189f396f71bed5a063b3235477549cc317", kill_on_drop: false }`
[INFO] [stderr]    Compiling sfsm v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `trace` is never used
[INFO] [stdout]   --> examples/basic.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn trace(log: &str) {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trace` is never used
[INFO] [stdout]    --> examples/fallible.rs:135:4
[INFO] [stdout]     |
[INFO] [stdout] 135 | fn trace(log: &str) {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trace` is never used
[INFO] [stdout]   --> examples/basic_extended.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn trace(log: &str) {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trace` is never used
[INFO] [stdout]    --> examples/messages.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn trace(log: &str) {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trace` is never used
[INFO] [stdout]   --> examples/rocket_liftoff.rs:95:4
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn trace(log: &str) {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trace` is never used
[INFO] [stdout]   --> examples/hierarchical_extended.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn trace(log: &str) {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trace` is never used
[INFO] [stdout]    --> examples/hierarchical_simple.rs:123:4
[INFO] [stdout]     |
[INFO] [stdout] 123 | fn trace(log: &str) {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "1f730a5f82262b96ad990c36e4b516189f396f71bed5a063b3235477549cc317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f730a5f82262b96ad990c36e4b516189f396f71bed5a063b3235477549cc317", kill_on_drop: false }`
[INFO] [stdout] 1f730a5f82262b96ad990c36e4b516189f396f71bed5a063b3235477549cc317
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 3b92699e8246acc7c80846fc6cae00f8f6322aca524275de8a81b6cd9a26491d
[INFO] running `Command { std: "docker" "start" "-a" "3b92699e8246acc7c80846fc6cae00f8f6322aca524275de8a81b6cd9a26491d", kill_on_drop: false }`
[INFO] [stderr] warning: function `trace` is never used
[INFO] [stderr]   --> examples/basic.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn trace(log: &str) {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `trace` is never used
[INFO] [stderr]   --> examples/hierarchical_extended.rs:82:4
[INFO] [stderr]    |
[INFO] [stderr] 82 | fn trace(log: &str) {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `trace` is never used
[INFO] [stderr]    --> examples/fallible.rs:135:4
[INFO] [stderr]     |
[INFO] [stderr] 135 | fn trace(log: &str) {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `trace` is never used
[INFO] [stdout] 
[INFO] [stderr]    --> examples/messages.rs:104:4
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 104 | fn trace(log: &str) {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `trace` is never used
[INFO] [stderr]   --> examples/basic_extended.rs:39:4
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn trace(log: &str) {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `trace` is never used
[INFO] [stderr]    --> examples/hierarchical_simple.rs:123:4
[INFO] [stderr]     |
[INFO] [stderr] 123 | fn trace(log: &str) {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `trace` is never used
[INFO] [stderr]   --> examples/rocket_liftoff.rs:95:4
[INFO] [stderr]    |
[INFO] [stderr] 95 | fn trace(log: &str) {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sfsm` (example "basic") generated 1 warning
[INFO] [stderr] warning: `sfsm` (example "hierarchical_extended") generated 1 warning
[INFO] [stderr] warning: `sfsm` (example "fallible") generated 1 warning
[INFO] [stderr] warning: `sfsm` (example "messages") generated 1 warning
[INFO] [stderr] warning: `sfsm` (example "basic_extended") generated 1 warning
[INFO] [stderr] warning: `sfsm` (example "hierarchical_simple") generated 1 warning
[INFO] [stderr] warning: `sfsm` (example "rocket_liftoff") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/sfsm-3e89a69da08e9b3b)
[INFO] running `Command { std: "docker" "inspect" "3b92699e8246acc7c80846fc6cae00f8f6322aca524275de8a81b6cd9a26491d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b92699e8246acc7c80846fc6cae00f8f6322aca524275de8a81b6cd9a26491d", kill_on_drop: false }`
[INFO] [stdout] 3b92699e8246acc7c80846fc6cae00f8f6322aca524275de8a81b6cd9a26491d