[INFO] fetching crate splinter 0.6.14...
[INFO] checking splinter-0.6.14 against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113240
[INFO] extracting crate splinter 0.6.14 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate splinter 0.6.14 on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate splinter 0.6.14
[INFO] finished tweaking crates.io crate splinter 0.6.14
[INFO] tweaked toml for crates.io crate splinter 0.6.14 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate splinter 0.6.14 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" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f28d8be17e6ae22dfcc6360129c73750efbc46112bdb9e26ab153adf4fa56796
[INFO] running `Command { std: "docker" "start" "-a" "f28d8be17e6ae22dfcc6360129c73750efbc46112bdb9e26ab153adf4fa56796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f28d8be17e6ae22dfcc6360129c73750efbc46112bdb9e26ab153adf4fa56796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f28d8be17e6ae22dfcc6360129c73750efbc46112bdb9e26ab153adf4fa56796", kill_on_drop: false }`
[INFO] [stdout] f28d8be17e6ae22dfcc6360129c73750efbc46112bdb9e26ab153adf4fa56796
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63b571d9c01febd47b38d6f00da6cf4fd84f32b188ca4840c1ac64f564ff230a
[INFO] running `Command { std: "docker" "start" "-a" "63b571d9c01febd47b38d6f00da6cf4fd84f32b188ca4840c1ac64f564ff230a", 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 proc-macro2 v1.0.41
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking bytes v1.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling protobuf v2.27.1
[INFO] [stderr]    Compiling serde_derive v1.0.140
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling secp256k1-sys v0.4.2
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling which v4.2.5
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling protoc v2.27.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking secp256k1 v0.20.3
[INFO] [stderr]     Checking cylinder v0.2.4
[INFO] [stderr]    Compiling protobuf-codegen v2.27.1
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]    Compiling protoc-rust v2.27.1
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling splinter v0.6.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/network/auth/state_machine/mod.rs:397:13
[INFO] [stdout]     |
[INFO] [stdout] 397 |         let mut cur_state =
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/network/auth/state_machine/mod.rs:561:13
[INFO] [stdout]     |
[INFO] [stdout] 561 |         let mut cur_state =
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/network/auth/state_machine/mod.rs:397:13
[INFO] [stdout]     |
[INFO] [stdout] 397 |         let mut cur_state =
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/network/auth/state_machine/mod.rs:561:13
[INFO] [stdout]     |
[INFO] [stdout] 561 |         let mut cur_state =
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.00s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "63b571d9c01febd47b38d6f00da6cf4fd84f32b188ca4840c1ac64f564ff230a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63b571d9c01febd47b38d6f00da6cf4fd84f32b188ca4840c1ac64f564ff230a", kill_on_drop: false }`
[INFO] [stdout] 63b571d9c01febd47b38d6f00da6cf4fd84f32b188ca4840c1ac64f564ff230a