[INFO] fetching crate crng 0.1.0...
[INFO] testing crng-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate crng 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate crng 0.1.0
[INFO] finished tweaking crates.io crate crng 0.1.0
[INFO] tweaked toml for crates.io crate crng 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate crng 0.1.0 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 crng 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 957114c467f2f06def18e0c46dc74de8177365d728ce6548b82f672fd205f9e8
[INFO] running `Command { std: "docker" "start" "-a" "957114c467f2f06def18e0c46dc74de8177365d728ce6548b82f672fd205f9e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "957114c467f2f06def18e0c46dc74de8177365d728ce6548b82f672fd205f9e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "957114c467f2f06def18e0c46dc74de8177365d728ce6548b82f672fd205f9e8", kill_on_drop: false }`
[INFO] [stdout] 957114c467f2f06def18e0c46dc74de8177365d728ce6548b82f672fd205f9e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 549a321082342dc84932c540352c4660508a5751af03b015b93e93701e370f67
[INFO] running `Command { std: "docker" "start" "-a" "549a321082342dc84932c540352c4660508a5751af03b015b93e93701e370f67", kill_on_drop: false }`
[INFO] [stderr]    Compiling crng v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `rnd_between_64` and `get` are never used
[INFO] [stdout]   --> src/core.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Rnd {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn rnd_between_64(&mut self, lower: f64, upper: f64) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn get(&mut self) -> f64 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "549a321082342dc84932c540352c4660508a5751af03b015b93e93701e370f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "549a321082342dc84932c540352c4660508a5751af03b015b93e93701e370f67", kill_on_drop: false }`
[INFO] [stdout] 549a321082342dc84932c540352c4660508a5751af03b015b93e93701e370f67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] feb1136e7f1d8f333cfb44ccc699f4beda7c07d7647680a1451faa0310fea83c
[INFO] running `Command { std: "docker" "start" "-a" "feb1136e7f1d8f333cfb44ccc699f4beda7c07d7647680a1451faa0310fea83c", kill_on_drop: false }`
[INFO] [stderr]    Compiling crng v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `rnd_between_64` and `get` are never used
[INFO] [stdout]   --> src/core.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Rnd {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn rnd_between_64(&mut self, lower: f64, upper: f64) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn get(&mut self) -> f64 {
[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 0.71s
[INFO] running `Command { std: "docker" "inspect" "feb1136e7f1d8f333cfb44ccc699f4beda7c07d7647680a1451faa0310fea83c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feb1136e7f1d8f333cfb44ccc699f4beda7c07d7647680a1451faa0310fea83c", kill_on_drop: false }`
[INFO] [stdout] feb1136e7f1d8f333cfb44ccc699f4beda7c07d7647680a1451faa0310fea83c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4b5e8ac95329882ac20f5d125a7045beb574313ea70b245cf6b59042ffdac4ed
[INFO] running `Command { std: "docker" "start" "-a" "4b5e8ac95329882ac20f5d125a7045beb574313ea70b245cf6b59042ffdac4ed", kill_on_drop: false }`
[INFO] [stderr] warning: methods `rnd_between_64` and `get` are never used
[INFO] [stderr]   --> src/core.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | impl Rnd {
[INFO] [stderr]    | -------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 70 |     pub fn rnd_between_64(&mut self, lower: f64, upper: f64) -> f64 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 82 |     pub fn get(&mut self) -> f64 {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `crng` (bin "crng" test) 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/crng-9c4de2c640ab5c7a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/crng-839d1219376afce2)
[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" "4b5e8ac95329882ac20f5d125a7045beb574313ea70b245cf6b59042ffdac4ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b5e8ac95329882ac20f5d125a7045beb574313ea70b245cf6b59042ffdac4ed", kill_on_drop: false }`
[INFO] [stdout] 4b5e8ac95329882ac20f5d125a7045beb574313ea70b245cf6b59042ffdac4ed