[INFO] fetching crate tox_core 0.1.1...
[INFO] checking tox_core-0.1.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate tox_core 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate tox_core 0.1.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tox_core 0.1.1
[INFO] finished tweaking crates.io crate tox_core 0.1.1
[INFO] tweaked toml for crates.io crate tox_core 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 103 packages to latest compatible versions
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tox_binary_io v0.1.1
[INFO] [stderr]   Downloaded tox_packet v0.1.1
[INFO] [stderr]   Downloaded tox_crypto v0.1.1
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cd3bea701eb5d0e3317c37ce3cd22164e9af93c020fea24af73c26cef3ae70e
[INFO] running `Command { std: "docker" "start" "-a" "8cd3bea701eb5d0e3317c37ce3cd22164e9af93c020fea24af73c26cef3ae70e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cd3bea701eb5d0e3317c37ce3cd22164e9af93c020fea24af73c26cef3ae70e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd3bea701eb5d0e3317c37ce3cd22164e9af93c020fea24af73c26cef3ae70e", kill_on_drop: false }`
[INFO] [stdout] 8cd3bea701eb5d0e3317c37ce3cd22164e9af93c020fea24af73c26cef3ae70e
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e457e894e83bf2ca2469b39512e4c62d00f0e9a8a4cdc7ebb7474dda1fa9985
[INFO] running `Command { std: "docker" "start" "-a" "3e457e894e83bf2ca2469b39512e4c62d00f0e9a8a4cdc7ebb7474dda1fa9985", kill_on_drop: false }`
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]     Checking signature v1.6.4
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[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]    Compiling backtrace v0.3.73
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[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling syn v1.0.109
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[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking object v0.36.4
[INFO] [stderr]    Compiling walkdir v2.5.0
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[INFO] [stderr]     Checking ed25519 v1.5.3
[INFO] [stderr]     Checking rustc-demangle v0.1.24
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[INFO] [stderr]     Checking c_linked_list v1.1.1
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[INFO] [stderr]     Checking tox_core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `real_sk` and `real_pk` are never read
[INFO] [stdout]   --> src/friend_connection/mod.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub struct FriendConnections {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 94 |     /// Our long term `SecretKey`.
[INFO] [stdout] 95 |     real_sk: SecretKey,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 96 |     /// Our long term `PublicKey`.
[INFO] [stdout] 97 |     real_pk: PublicKey,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FriendConnections` has a derived impl for the trait `Clone`, 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: field `real_sk` is never read
[INFO] [stdout]   --> src/friend_connection/mod.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub struct FriendConnections {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 94 |     /// Our long term `SecretKey`.
[INFO] [stdout] 95 |     real_sk: SecretKey,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FriendConnections` has a derived impl for the trait `Clone`, 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` profile [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "3e457e894e83bf2ca2469b39512e4c62d00f0e9a8a4cdc7ebb7474dda1fa9985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e457e894e83bf2ca2469b39512e4c62d00f0e9a8a4cdc7ebb7474dda1fa9985", kill_on_drop: false }`
[INFO] [stdout] 3e457e894e83bf2ca2469b39512e4c62d00f0e9a8a4cdc7ebb7474dda1fa9985