[INFO] fetching crate concorde 0.7.0...
[INFO] testing concorde-0.7.0 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take3
[INFO] extracting crate concorde 0.7.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate concorde 0.7.0 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 concorde 0.7.0
[INFO] finished tweaking crates.io crate concorde 0.7.0
[INFO] tweaked toml for crates.io crate concorde 0.7.0 written to /workspace/builds/worker-6/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 ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 86c2a9fc7daf96c4e7ec7eddf0375fcce644f5e90c0169c6687f1e7f1578bfc6
[INFO] running `Command { std: "docker" "start" "-a" "86c2a9fc7daf96c4e7ec7eddf0375fcce644f5e90c0169c6687f1e7f1578bfc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86c2a9fc7daf96c4e7ec7eddf0375fcce644f5e90c0169c6687f1e7f1578bfc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86c2a9fc7daf96c4e7ec7eddf0375fcce644f5e90c0169c6687f1e7f1578bfc6", kill_on_drop: false }`
[INFO] [stdout] 86c2a9fc7daf96c4e7ec7eddf0375fcce644f5e90c0169c6687f1e7f1578bfc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 8090d6be307836a22b81f7962c3749b4d23f4625083db618fc3ecf8794c1b03e
[INFO] running `Command { std: "docker" "start" "-a" "8090d6be307836a22b81f7962c3749b4d23f4625083db618fc3ecf8794c1b03e", kill_on_drop: false }`
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[INFO] [stderr]    Compiling matchers v0.0.1
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[INFO] [stderr]    Compiling concorde v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/message.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[serde(bound = "")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 15 | #[derive(Debug, PartialEq, Eq, PartialOrd, Clone, Hash, Serialize, Deserialize)]
[INFO] [stdout]    |                                                         --------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/opinion.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[serde(bound = "")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 20 | #[derive(Debug, PartialEq, Eq, PartialOrd, Clone, Hash, Default, Serialize, Deserialize)]
[INFO] [stdout]    |                                                                  --------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.74s
[INFO] running `Command { std: "docker" "inspect" "8090d6be307836a22b81f7962c3749b4d23f4625083db618fc3ecf8794c1b03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8090d6be307836a22b81f7962c3749b4d23f4625083db618fc3ecf8794c1b03e", kill_on_drop: false }`
[INFO] [stdout] 8090d6be307836a22b81f7962c3749b4d23f4625083db618fc3ecf8794c1b03e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] cc640178f6d604a0d1b58d148de28403e8db76feff231488895765431952f834
[INFO] running `Command { std: "docker" "start" "-a" "cc640178f6d604a0d1b58d148de28403e8db76feff231488895765431952f834", kill_on_drop: false }`
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[INFO] [stderr]    Compiling url v2.3.1
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[INFO] [stderr]    Compiling actix-connect v0.2.5
[INFO] [stderr]    Compiling actix-server v0.6.1
[INFO] [stderr]    Compiling actix-http v0.2.11
[INFO] [stderr]    Compiling v_escape v0.7.4
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[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/message.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[serde(bound = "")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 15 | #[derive(Debug, PartialEq, Eq, PartialOrd, Clone, Hash, Serialize, Deserialize)]
[INFO] [stdout]    |                                                         --------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/opinion.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[serde(bound = "")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 20 | #[derive(Debug, PartialEq, Eq, PartialOrd, Clone, Hash, Default, Serialize, Deserialize)]
[INFO] [stdout]    |                                                                  --------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling awc v0.2.8
[INFO] [stderr]    Compiling actix-web v1.0.9
[INFO] [stderr]    Compiling futures-executor v0.3.25
[INFO] [stderr]    Compiling actix-files v0.1.7
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling stateright v0.9.0
[INFO] [stderr]    Compiling concorde v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/message.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[serde(bound = "")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 15 | #[derive(Debug, PartialEq, Eq, PartialOrd, Clone, Hash, Serialize, Deserialize)]
[INFO] [stdout]    |                                                         --------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/opinion.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[serde(bound = "")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 20 | #[derive(Debug, PartialEq, Eq, PartialOrd, Clone, Hash, Default, Serialize, Deserialize)]
[INFO] [stdout]    |                                                                  --------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.96s
[INFO] running `Command { std: "docker" "inspect" "cc640178f6d604a0d1b58d148de28403e8db76feff231488895765431952f834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc640178f6d604a0d1b58d148de28403e8db76feff231488895765431952f834", kill_on_drop: false }`
[INFO] [stdout] cc640178f6d604a0d1b58d148de28403e8db76feff231488895765431952f834
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 661b42a6db4b39c92f4cccf8d5bfe6a4f957f8d2d571f12bec57a7baf972624b
[INFO] running `Command { std: "docker" "start" "-a" "661b42a6db4b39c92f4cccf8d5bfe6a4f957f8d2d571f12bec57a7baf972624b", kill_on_drop: false }`
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]   --> src/message.rs:14:3
[INFO] [stderr]    |
[INFO] [stderr] 14 | #[serde(bound = "")]
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 15 | #[derive(Debug, PartialEq, Eq, PartialOrd, Clone, Hash, Serialize, Deserialize)]
[INFO] [stderr]    |                                                         --------- the attribute is introduced here
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]   --> src/opinion.rs:19:3
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[serde(bound = "")]
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 20 | #[derive(Debug, PartialEq, Eq, PartialOrd, Clone, Hash, Default, Serialize, Deserialize)]
[INFO] [stderr]    |                                                                  --------- the attribute is introduced here
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: `concorde` (lib) generated 2 warnings
[INFO] [stderr] warning: `concorde` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/concorde-6eb6b721d22bc9f3)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::manual_peerset_lattice_order ... ok
[INFO] [stdout] test tests::manual_cfg_lattice_order ... ok
[INFO] [stdout] test tests::run_sim ... ok
[INFO] [stdout] test stateright_tests::model_check has been running for over 60 seconds
[INFO] [stdout] test stateright_tests::model_check ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 90.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "661b42a6db4b39c92f4cccf8d5bfe6a4f957f8d2d571f12bec57a7baf972624b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "661b42a6db4b39c92f4cccf8d5bfe6a4f957f8d2d571f12bec57a7baf972624b", kill_on_drop: false }`
[INFO] [stdout] 661b42a6db4b39c92f4cccf8d5bfe6a4f957f8d2d571f12bec57a7baf972624b