[INFO] fetching crate s3graph 0.0.2...
[INFO] testing s3graph-0.0.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate s3graph 0.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate s3graph 0.0.2
[INFO] finished tweaking crates.io crate s3graph 0.0.2
[INFO] tweaked toml for crates.io crate s3graph 0.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate s3graph 0.0.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1a50a5be4b0e736b6b7028068b9e99290ce73d8f487ec105419f7770dcdd3828
[INFO] running `Command { std: "docker" "start" "-a" "1a50a5be4b0e736b6b7028068b9e99290ce73d8f487ec105419f7770dcdd3828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a50a5be4b0e736b6b7028068b9e99290ce73d8f487ec105419f7770dcdd3828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a50a5be4b0e736b6b7028068b9e99290ce73d8f487ec105419f7770dcdd3828", kill_on_drop: false }`
[INFO] [stdout] 1a50a5be4b0e736b6b7028068b9e99290ce73d8f487ec105419f7770dcdd3828
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] de518aca6d11feb4df6d1d9aca1f8848ad0fafb2fe7dabb11a8a90cee976e068
[INFO] running `Command { std: "docker" "start" "-a" "de518aca6d11feb4df6d1d9aca1f8848ad0fafb2fe7dabb11a8a90cee976e068", kill_on_drop: false }`
[INFO] [stderr]    Compiling s3graph v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `source`, `target`, and `label` are never read
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Edge<V,L> {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 6 |     source: V,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 |     target: V,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 8 |     label: L
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Edge` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "de518aca6d11feb4df6d1d9aca1f8848ad0fafb2fe7dabb11a8a90cee976e068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de518aca6d11feb4df6d1d9aca1f8848ad0fafb2fe7dabb11a8a90cee976e068", kill_on_drop: false }`
[INFO] [stdout] de518aca6d11feb4df6d1d9aca1f8848ad0fafb2fe7dabb11a8a90cee976e068
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b813dabe38358c7d27772f9c48344a5cb992c865b32f2fd8fd2784f9f0577f55
[INFO] running `Command { std: "docker" "start" "-a" "b813dabe38358c7d27772f9c48344a5cb992c865b32f2fd8fd2784f9f0577f55", kill_on_drop: false }`
[INFO] [stderr]    Compiling s3graph v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `source`, `target`, and `label` are never read
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Edge<V,L> {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 6 |     source: V,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 |     target: V,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 8 |     label: L
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Edge` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source`, `target`, and `label` are never read
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Edge<V,L> {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 6 |     source: V,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 |     target: V,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 8 |     label: L
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Edge` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[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" "b813dabe38358c7d27772f9c48344a5cb992c865b32f2fd8fd2784f9f0577f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b813dabe38358c7d27772f9c48344a5cb992c865b32f2fd8fd2784f9f0577f55", kill_on_drop: false }`
[INFO] [stdout] b813dabe38358c7d27772f9c48344a5cb992c865b32f2fd8fd2784f9f0577f55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2c4fa40fc29dad5249520df732b36938c63d3bfe2be60571ee02b7049948e1a8
[INFO] running `Command { std: "docker" "start" "-a" "2c4fa40fc29dad5249520df732b36938c63d3bfe2be60571ee02b7049948e1a8", kill_on_drop: false }`
[INFO] [stderr] warning: fields `source`, `target`, and `label` are never read
[INFO] [stdout] 
[INFO] [stderr]  --> src/lib.rs:6:5
[INFO] [stdout] running 3 tests
[INFO] [stderr]   |
[INFO] [stdout] test tests::degrees ... ok
[INFO] [stderr] 5 | pub struct Edge<V,L> {
[INFO] [stdout] test tests::nodes ... ok
[INFO] [stderr]   |            ---- fields in this struct
[INFO] [stderr] 6 |     source: V,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 7 |     target: V,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 8 |     label: L
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Edge` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `s3graph` (lib) generated 1 warning
[INFO] [stderr] warning: `s3graph` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/s3graph-8d9408e6c09aeb68)
[INFO] [stdout] test tests::node_added_more_than_once - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2c4fa40fc29dad5249520df732b36938c63d3bfe2be60571ee02b7049948e1a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c4fa40fc29dad5249520df732b36938c63d3bfe2be60571ee02b7049948e1a8", kill_on_drop: false }`
[INFO] [stdout] 2c4fa40fc29dad5249520df732b36938c63d3bfe2be60571ee02b7049948e1a8