[INFO] fetching crate twilio 1.0.2...
[INFO] checking twilio-1.0.2 against master#18a6d911caba59605eb03db1452848a85d2e5879 for pr-112743
[INFO] extracting crate twilio 1.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate twilio 1.0.2 on toolchain 18a6d911caba59605eb03db1452848a85d2e5879
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twilio 1.0.2
[INFO] finished tweaking crates.io crate twilio 1.0.2
[INFO] tweaked toml for crates.io crate twilio 1.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate twilio 1.0.2 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" "+18a6d911caba59605eb03db1452848a85d2e5879" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-sink v0.3.25
[INFO] [stderr]   Downloaded headers-core v0.2.0
[INFO] [stderr]   Downloaded itoa v1.0.5
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[INFO] [stderr]   Downloaded serde_derive v1.0.152
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[INFO] [stderr]   Downloaded futures-core v0.3.25
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[INFO] [stderr]   Downloaded tracing-core v0.1.30
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[INFO] [stderr]   Downloaded tokio-util v0.7.4
[INFO] [stderr]   Downloaded mio v0.8.5
[INFO] [stderr]   Downloaded openssl v0.10.45
[INFO] [stderr]   Downloaded http v0.2.8
[INFO] [stderr]   Downloaded serde v1.0.152
[INFO] [stderr]   Downloaded openssl-sys v0.9.80
[INFO] [stderr]   Downloaded base64 v0.12.3
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[INFO] [stderr]   Downloaded block-buffer v0.10.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdcc2bb0b5963923f44fe75e342144aadb6fa6d3afd1c447ebfe262f1fcab5c5
[INFO] running `Command { std: "docker" "start" "-a" "cdcc2bb0b5963923f44fe75e342144aadb6fa6d3afd1c447ebfe262f1fcab5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdcc2bb0b5963923f44fe75e342144aadb6fa6d3afd1c447ebfe262f1fcab5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdcc2bb0b5963923f44fe75e342144aadb6fa6d3afd1c447ebfe262f1fcab5c5", kill_on_drop: false }`
[INFO] [stdout] cdcc2bb0b5963923f44fe75e342144aadb6fa6d3afd1c447ebfe262f1fcab5c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30e69d8640415f82cadc28770d4d2afa0d2ceb7db982fe1859158feb31de0c6f
[INFO] running `Command { std: "docker" "start" "-a" "30e69d8640415f82cadc28770d4d2afa0d2ceb7db982fe1859158feb31de0c6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling tokio v1.24.2
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]    Compiling serde v1.0.152
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[INFO] [stderr]    Compiling openssl-sys v0.9.80
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking unicode-bidi v0.3.10
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking percent-encoding v2.2.0
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[INFO] [stderr]     Checking crypto-common v0.1.6
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[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking headers v0.3.8
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking tokio-util v0.7.4
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.15
[INFO] [stderr]     Checking hyper v0.14.23
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking twilio v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `from`, `to`, `sid`, and `status` are never read
[INFO] [stdout]   --> src/call.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Call {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 32 |     from: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 33 |     to: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 34 |     sid: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 35 |     status: CallStatus,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Call` 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: fields `from`, `to`, `sid`, and `status` are never read
[INFO] [stdout]   --> src/call.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Call {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 32 |     from: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 33 |     to: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 34 |     sid: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 35 |     status: CallStatus,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Call` 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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.26s
[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 1`
[INFO] running `Command { std: "docker" "inspect" "30e69d8640415f82cadc28770d4d2afa0d2ceb7db982fe1859158feb31de0c6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30e69d8640415f82cadc28770d4d2afa0d2ceb7db982fe1859158feb31de0c6f", kill_on_drop: false }`
[INFO] [stdout] 30e69d8640415f82cadc28770d4d2afa0d2ceb7db982fe1859158feb31de0c6f