[INFO] fetching crate mqtt-protocol-core 0.3.0...
[INFO] checking mqtt-protocol-core-0.3.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate mqtt-protocol-core 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate mqtt-protocol-core 0.3.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mqtt-protocol-core 0.3.0
[INFO] tweaked toml for crates.io crate mqtt-protocol-core 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mqtt-protocol-core 0.3.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mqtt-protocol-core 0.3.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded delegate v0.13.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efc4fc01321d5d67c45b3d15d2f1179cfe7dbf9a5c6a72533bcc78c63e471729
[INFO] running `Command { std: "docker" "start" "-a" "efc4fc01321d5d67c45b3d15d2f1179cfe7dbf9a5c6a72533bcc78c63e471729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efc4fc01321d5d67c45b3d15d2f1179cfe7dbf9a5c6a72533bcc78c63e471729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc4fc01321d5d67c45b3d15d2f1179cfe7dbf9a5c6a72533bcc78c63e471729", kill_on_drop: false }`
[INFO] [stdout] efc4fc01321d5d67c45b3d15d2f1179cfe7dbf9a5c6a72533bcc78c63e471729
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6c214b9c293bbe8a97fedbf1622b0f01dc7e534cf7e31cafbcd99172271f475
[INFO] running `Command { std: "docker" "start" "-a" "c6c214b9c293bbe8a97fedbf1622b0f01dc7e534cf7e31cafbcd99172271f475", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
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[INFO] [stderr]     Checking tracing-core v0.1.34
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[INFO] [stderr]     Checking derive_builder v0.20.2
[INFO] [stderr]     Checking mqtt-protocol-core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `common::*`
[INFO] [stdout]   --> tests/connection-core-send-success.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use common::*;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v3_1_1_client_connecting` is never used
[INFO] [stdout]   --> tests/common/mod.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn v3_1_1_client_connecting(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v3_1_1_client_establish_connection` is never used
[INFO] [stdout]   --> tests/common/mod.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn v3_1_1_client_establish_connection(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v3_1_1_server_establish_connection` is never used
[INFO] [stdout]   --> tests/common/mod.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn v3_1_1_server_establish_connection(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v3_1_1_server_establish_connection` is never used
[INFO] [stdout]   --> tests/common/mod.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn v3_1_1_server_establish_connection(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v3_1_1_client_connecting` is never used
[INFO] [stdout]   --> tests/common/mod.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn v3_1_1_client_connecting(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v3_1_1_client_establish_connection` is never used
[INFO] [stdout]   --> tests/common/mod.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn v3_1_1_client_establish_connection(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v3_1_1_server_establish_connection` is never used
[INFO] [stdout]   --> tests/common/mod.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn v3_1_1_server_establish_connection(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "c6c214b9c293bbe8a97fedbf1622b0f01dc7e534cf7e31cafbcd99172271f475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6c214b9c293bbe8a97fedbf1622b0f01dc7e534cf7e31cafbcd99172271f475", kill_on_drop: false }`
[INFO] [stdout] c6c214b9c293bbe8a97fedbf1622b0f01dc7e534cf7e31cafbcd99172271f475