[INFO] fetching crate iref 3.2.2...
[INFO] testing iref-3.2.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate iref 3.2.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate iref 3.2.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate iref 3.2.2
[INFO] tweaked toml for crates.io crate iref 3.2.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate iref 3.2.2 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] crate crates.io crate iref 3.2.2 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 iref-macros v3.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8b6fbe9cddfc10585cff53d28d6159c1509430ad61dbc286ff3b362088ea8fc8
[INFO] running `Command { std: "docker" "start" "-a" "8b6fbe9cddfc10585cff53d28d6159c1509430ad61dbc286ff3b362088ea8fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b6fbe9cddfc10585cff53d28d6159c1509430ad61dbc286ff3b362088ea8fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b6fbe9cddfc10585cff53d28d6159c1509430ad61dbc286ff3b362088ea8fc8", kill_on_drop: false }`
[INFO] [stdout] 8b6fbe9cddfc10585cff53d28d6159c1509430ad61dbc286ff3b362088ea8fc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1b0253097c548360f62e84fa15e8ffe2605fec5e2265bd8f19595e3a0647df49
[INFO] running `Command { std: "docker" "start" "-a" "1b0253097c548360f62e84fa15e8ffe2605fec5e2265bd8f19595e3a0647df49", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling range-traits v0.3.2
[INFO] [stderr]    Compiling hex_fmt v0.3.0
[INFO] [stderr]    Compiling half v2.3.1
[INFO] [stderr]    Compiling utf8-decode v1.0.1
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling cc-traits v2.0.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling btree-slab v0.6.1
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling abnf-core v0.5.0
[INFO] [stderr]    Compiling abnf v0.13.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling pct-str v2.0.0
[INFO] [stderr]    Compiling btree-range-map v0.7.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling static-regular-grammar v2.0.2
[INFO] [stderr]    Compiling iref-core v3.2.2
[INFO] [stderr]    Compiling iref v3.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.63s
[INFO] running `Command { std: "docker" "inspect" "1b0253097c548360f62e84fa15e8ffe2605fec5e2265bd8f19595e3a0647df49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b0253097c548360f62e84fa15e8ffe2605fec5e2265bd8f19595e3a0647df49", kill_on_drop: false }`
[INFO] [stdout] 1b0253097c548360f62e84fa15e8ffe2605fec5e2265bd8f19595e3a0647df49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 26b30c11f63a6ff466e7180aeee45da6125ef316c88332243e076648115e3561
[INFO] running `Command { std: "docker" "start" "-a" "26b30c11f63a6ff466e7180aeee45da6125ef316c88332243e076648115e3561", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling iref v3.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.98s
[INFO] running `Command { std: "docker" "inspect" "26b30c11f63a6ff466e7180aeee45da6125ef316c88332243e076648115e3561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26b30c11f63a6ff466e7180aeee45da6125ef316c88332243e076648115e3561", kill_on_drop: false }`
[INFO] [stdout] 26b30c11f63a6ff466e7180aeee45da6125ef316c88332243e076648115e3561
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 29c14fe611eacab41bc2ea04ad416028c8e4f62a9f669729ab62963bfbbe556e
[INFO] running `Command { std: "docker" "start" "-a" "29c14fe611eacab41bc2ea04ad416028c8e4f62a9f669729ab62963bfbbe556e", kill_on_drop: false }`
[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/iref-516186c127d45017)
[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" "29c14fe611eacab41bc2ea04ad416028c8e4f62a9f669729ab62963bfbbe556e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29c14fe611eacab41bc2ea04ad416028c8e4f62a9f669729ab62963bfbbe556e", kill_on_drop: false }`
[INFO] [stdout] 29c14fe611eacab41bc2ea04ad416028c8e4f62a9f669729ab62963bfbbe556e