[INFO] fetching crate refptr 0.2.0...
[INFO] testing refptr-0.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate refptr 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate refptr 0.2.0
[INFO] finished tweaking crates.io crate refptr 0.2.0
[INFO] tweaked toml for crates.io crate refptr 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate refptr 0.2.0 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] 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded refptr-macros v0.2.0
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48b53ee2bc417d78c4297095bc754d652d3135201a3ecffa4ab62b1264e55a13
[INFO] running `Command { std: "docker" "start" "-a" "48b53ee2bc417d78c4297095bc754d652d3135201a3ecffa4ab62b1264e55a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48b53ee2bc417d78c4297095bc754d652d3135201a3ecffa4ab62b1264e55a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48b53ee2bc417d78c4297095bc754d652d3135201a3ecffa4ab62b1264e55a13", kill_on_drop: false }`
[INFO] [stdout] 48b53ee2bc417d78c4297095bc754d652d3135201a3ecffa4ab62b1264e55a13
[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=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] af1b2e56e168fd444604f43c437bd29543353ddac4699e790aa33be50da6e528
[INFO] running `Command { std: "docker" "start" "-a" "af1b2e56e168fd444604f43c437bd29543353ddac4699e790aa33be50da6e528", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling refptr-macros v0.2.0
[INFO] [stderr]    Compiling refptr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: refptr-macros v0.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "af1b2e56e168fd444604f43c437bd29543353ddac4699e790aa33be50da6e528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af1b2e56e168fd444604f43c437bd29543353ddac4699e790aa33be50da6e528", kill_on_drop: false }`
[INFO] [stdout] af1b2e56e168fd444604f43c437bd29543353ddac4699e790aa33be50da6e528
[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=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] 035dcf2cd74f856832bb882745198141a298c520e98cd6a695ffc3875b3670f8
[INFO] running `Command { std: "docker" "start" "-a" "035dcf2cd74f856832bb882745198141a298c520e98cd6a695ffc3875b3670f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling refptr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `aaa` and `bbb` are never read
[INFO] [stdout]  --> tests/testy.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct MyAtomic {
[INFO] [stdout]   |        -------- fields in this struct
[INFO] [stdout] 5 |     aaa: i32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 6 |     bbb: u32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `aaa` and `bbb` are never read
[INFO] [stdout]   --> tests/testy.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct MyNonatomic {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] 11 |     aaa: i32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 12 |     bbb: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `aaa` and `bbb` are never read
[INFO] [stdout]   --> tests/testy.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct MyAtomicWeak {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] 17 |     aaa: i32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     bbb: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `aaa` and `bbb` are never read
[INFO] [stdout]   --> tests/testy.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct MyNonatomicWeak {
[INFO] [stdout]    |        --------------- fields in this struct
[INFO] [stdout] 23 |     aaa: i32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 24 |     bbb: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: refptr-macros v0.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "035dcf2cd74f856832bb882745198141a298c520e98cd6a695ffc3875b3670f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "035dcf2cd74f856832bb882745198141a298c520e98cd6a695ffc3875b3670f8", kill_on_drop: false }`
[INFO] [stdout] 035dcf2cd74f856832bb882745198141a298c520e98cd6a695ffc3875b3670f8
[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=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] c7b9cba038179e20f9f82d65e00c157ca03955590d89cf9b25e040fa2065921f
[INFO] running `Command { std: "docker" "start" "-a" "c7b9cba038179e20f9f82d65e00c157ca03955590d89cf9b25e040fa2065921f", kill_on_drop: false }`
[INFO] [stderr] warning: fields `aaa` and `bbb` are never read
[INFO] [stderr]  --> tests/testy.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct MyAtomic {
[INFO] [stderr]   |        -------- fields in this struct
[INFO] [stderr] 5 |     aaa: i32,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 6 |     bbb: u32,
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `aaa` and `bbb` are never read
[INFO] [stderr]   --> tests/testy.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct MyNonatomic {
[INFO] [stderr]    |        ----------- fields in this struct
[INFO] [stderr] 11 |     aaa: i32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 12 |     bbb: u32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `aaa` and `bbb` are never read
[INFO] [stderr]   --> tests/testy.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct MyAtomicWeak {
[INFO] [stderr]    |        ------------ fields in this struct
[INFO] [stderr] 17 |     aaa: i32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 18 |     bbb: u32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `aaa` and `bbb` are never read
[INFO] [stderr]   --> tests/testy.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct MyNonatomicWeak {
[INFO] [stderr]    |        --------------- fields in this struct
[INFO] [stderr] 23 |     aaa: i32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 24 |     bbb: u32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `refptr` (test "testy") generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: refptr-macros v0.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/refptr-6b30d9734c2b5025)
[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]      Running tests/testy.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/testy-574a46a8b845df83)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test foo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c7b9cba038179e20f9f82d65e00c157ca03955590d89cf9b25e040fa2065921f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7b9cba038179e20f9f82d65e00c157ca03955590d89cf9b25e040fa2065921f", kill_on_drop: false }`
[INFO] [stdout] c7b9cba038179e20f9f82d65e00c157ca03955590d89cf9b25e040fa2065921f