[INFO] fetching crate topo 0.13.2...
[INFO] testing topo-0.13.2 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take3
[INFO] extracting crate topo 0.13.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate topo 0.13.2 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate topo 0.13.2
[INFO] finished tweaking crates.io crate topo 0.13.2
[INFO] tweaked toml for crates.io crate topo 0.13.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded illicit-macro v1.0.0
[INFO] [stderr]   Downloaded dyn-cache v0.12.2
[INFO] [stderr]   Downloaded topo-macro v0.10.0
[INFO] [stderr]   Downloaded illicit v1.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 699a19c1f888d850c77bfebb48ee6f072035654574d3b2275b73fbc4e8d1af0e
[INFO] running `Command { std: "docker" "start" "-a" "699a19c1f888d850c77bfebb48ee6f072035654574d3b2275b73fbc4e8d1af0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "699a19c1f888d850c77bfebb48ee6f072035654574d3b2275b73fbc4e8d1af0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "699a19c1f888d850c77bfebb48ee6f072035654574d3b2275b73fbc4e8d1af0e", kill_on_drop: false }`
[INFO] [stdout] 699a19c1f888d850c77bfebb48ee6f072035654574d3b2275b73fbc4e8d1af0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 6509a624565fbfb230e945a9f7343f9767f23d3067ba235e80e2fd1d59e10dd8
[INFO] running `Command { std: "docker" "start" "-a" "6509a624565fbfb230e945a9f7343f9767f23d3067ba235e80e2fd1d59e10dd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling hash_hasher v2.0.3
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling illicit-macro v1.0.0
[INFO] [stderr]    Compiling topo-macro v0.10.0
[INFO] [stderr]    Compiling illicit v1.1.2
[INFO] [stderr]    Compiling dyn-cache v0.12.2
[INFO] [stderr]    Compiling topo v0.13.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `callsite` is never read
[INFO] [stdout]    --> src/lib.rs:478:5
[INFO] [stdout]     |
[INFO] [stdout] 474 | struct Scope {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 478 |     callsite: Callsite,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Scope` has a derived impl for the trait `Debug`, 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "6509a624565fbfb230e945a9f7343f9767f23d3067ba235e80e2fd1d59e10dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6509a624565fbfb230e945a9f7343f9767f23d3067ba235e80e2fd1d59e10dd8", kill_on_drop: false }`
[INFO] [stdout] 6509a624565fbfb230e945a9f7343f9767f23d3067ba235e80e2fd1d59e10dd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 6034f5eac5340163ba9f16c2d74a75638b62797c4c7cc1c8c9d5d530d2dd293e
[INFO] running `Command { std: "docker" "start" "-a" "6034f5eac5340163ba9f16c2d74a75638b62797c4c7cc1c8c9d5d530d2dd293e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling serde v1.0.149
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.149
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling plotters-svg v0.3.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stdout] warning: field `callsite` is never read
[INFO] [stdout]    --> src/lib.rs:478:5
[INFO] [stdout]     |
[INFO] [stdout] 474 | struct Scope {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 478 |     callsite: Callsite,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Scope` has a derived impl for the trait `Debug`, 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling plotters v0.3.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling rayon v1.6.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling topo v0.13.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `callsite` is never read
[INFO] [stdout]    --> src/lib.rs:478:5
[INFO] [stdout]     |
[INFO] [stdout] 474 | struct Scope {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 478 |     callsite: Callsite,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Scope` has a derived impl for the trait `Debug`, 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.04s
[INFO] running `Command { std: "docker" "inspect" "6034f5eac5340163ba9f16c2d74a75638b62797c4c7cc1c8c9d5d530d2dd293e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6034f5eac5340163ba9f16c2d74a75638b62797c4c7cc1c8c9d5d530d2dd293e", kill_on_drop: false }`
[INFO] [stdout] 6034f5eac5340163ba9f16c2d74a75638b62797c4c7cc1c8c9d5d530d2dd293e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ed1dfdef1e4440276ca9583c3fcf2be78a98f216ab8deeb36d7a049e8a0d66c1
[INFO] running `Command { std: "docker" "start" "-a" "ed1dfdef1e4440276ca9583c3fcf2be78a98f216ab8deeb36d7a049e8a0d66c1", kill_on_drop: false }`
[INFO] [stderr] warning: field `callsite` is never read
[INFO] [stderr]    --> src/lib.rs:478:5
[INFO] [stderr]     |
[INFO] [stderr] 474 | struct Scope {
[INFO] [stderr]     |        ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 478 |     callsite: Callsite,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Scope` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `topo` (lib) generated 1 warning
[INFO] [stderr] warning: `topo` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/topo-adef4f94c8cb9503)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test slot::tests::make_opaque ... ok
[INFO] [stdout] test tests::reuse_same_root_two_places ... ok
[INFO] [stdout] test tests::alternating_in_a_loop ... ok
[INFO] [stdout] test tests::loop_over_map_with_keys_in_slots ... ok
[INFO] [stdout] test slot::tests::make_tokens ... ok
[INFO] [stdout] test tests::threads_and_ids ... ok
[INFO] [stdout] test tests::one_child_in_a_loop ... ok
[INFO] [stderr]      Running tests/simple.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/simple-d46a669d8f988995)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test invoke_test_topo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ed1dfdef1e4440276ca9583c3fcf2be78a98f216ab8deeb36d7a049e8a0d66c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed1dfdef1e4440276ca9583c3fcf2be78a98f216ab8deeb36d7a049e8a0d66c1", kill_on_drop: false }`
[INFO] [stdout] ed1dfdef1e4440276ca9583c3fcf2be78a98f216ab8deeb36d7a049e8a0d66c1