[INFO] cloning repository https://github.com/Yvictor/quote
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yvictor/quote" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYvictor%2Fquote", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYvictor%2Fquote'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7386134616871b2dafe373c034949ee4c8b5d77
[INFO] checking Yvictor/quote against master#b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd for pr-155499
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYvictor%2Fquote" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Yvictor/quote
[INFO] finished tweaking git repo https://github.com/Yvictor/quote
[INFO] tweaked toml for git repo https://github.com/Yvictor/quote written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Yvictor/quote on toolchain b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Yvictor/quote 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" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "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
[INFO] [stderr]     Updating git repository `https://github.com/eclipse/paho.mqtt.rust.git`
[INFO] [stderr]     Updating git submodule `https://github.com/eclipse/paho.mqtt.c.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9381ff7315c8b1036786b8b7cd9c236f10619e1893e845ac2cdb5781c69b430e
[INFO] running `Command { std: "docker" "start" "-a" "9381ff7315c8b1036786b8b7cd9c236f10619e1893e845ac2cdb5781c69b430e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9381ff7315c8b1036786b8b7cd9c236f10619e1893e845ac2cdb5781c69b430e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9381ff7315c8b1036786b8b7cd9c236f10619e1893e845ac2cdb5781c69b430e", kill_on_drop: false }`
[INFO] [stdout] 9381ff7315c8b1036786b8b7cd9c236f10619e1893e845ac2cdb5781c69b430e
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56b4b1cd8645ec9b98e7dbeba92369190825376a1eaa2ca8ae689a46c79f1f04
[INFO] running `Command { std: "docker" "start" "-a" "56b4b1cd8645ec9b98e7dbeba92369190825376a1eaa2ca8ae689a46c79f1f04", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]     Checking lazy_static v1.4.0
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[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling paho-mqtt-sys v0.5.0 (https://github.com/eclipse/paho.mqtt.rust.git?branch=master#d3280b3a)
[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking smallvec v1.7.0
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[INFO] [stderr]     Checking socket2 v0.3.19
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[INFO] [stderr]     Checking normalize-line-endings v0.3.0
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[INFO] [stderr]     Checking predicates-tree v1.0.4
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[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling mockall_derive v0.10.2
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking redis v0.21.4
[INFO] [stderr]     Checking mockall v0.10.2
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking paho-mqtt v0.10.0-pre-2 (https://github.com/eclipse/paho.mqtt.rust.git?branch=master#d3280b3a)
[INFO] [stderr]     Checking rmp-serde v0.15.5
[INFO] [stderr]     Checking quote v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/io/fs.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 |         Ok(file) => (file),
[INFO] [stdout]    |                     ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 14 -         Ok(file) => (file),
[INFO] [stdout] 14 +         Ok(file) => file ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/io/fs.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |         Ok(file) => (file),
[INFO] [stdout]    |                     ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 -         Ok(file) => (file),
[INFO] [stdout] 44 +         Ok(file) => file ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/utils.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |         Ok(v) => (rt = v),
[INFO] [stdout]    |                  ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -         Ok(v) => (rt = v),
[INFO] [stdout] 12 +         Ok(v) => rt = v ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/io/fs.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 |         Ok(file) => (file),
[INFO] [stdout]    |                     ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 14 -         Ok(file) => (file),
[INFO] [stdout] 14 +         Ok(file) => file ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/io/fs.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |         Ok(file) => (file),
[INFO] [stdout]    |                     ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 -         Ok(file) => (file),
[INFO] [stdout] 44 +         Ok(file) => file ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/io/redis.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/utils.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |         Ok(v) => (rt = v),
[INFO] [stdout]    |                  ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -         Ok(v) => (rt = v),
[INFO] [stdout] 12 +         Ok(v) => rt = v ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `threads` is never read
[INFO] [stdout]   --> src/io/mqtt.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MqttOutProcesser {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     threads: Vec<thread::JoinHandle<()>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/io/redis.rs:15:44
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let client = Client::open(redis_uri.clone()).unwrap();
[INFO] [stdout]    |                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/io/mqtt.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 |         .server_uri(host.clone())
[INFO] [stdout]    |                         ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/io/mqtt.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 |         .client_id(clientid.clone())
[INFO] [stdout]    |                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/io/mqtt.rs:36:28
[INFO] [stdout]    |
[INFO] [stdout] 36 |         .user_name(username.clone())
[INFO] [stdout]    |                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/io/mqtt.rs:37:27
[INFO] [stdout]    |
[INFO] [stdout] 37 |         .password(password.clone())
[INFO] [stdout]    |                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f6`
[INFO] [stdout]   --> src/io/redis.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let f6 = bytes2f6(raw);
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_f6`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f6`
[INFO] [stdout]   --> benches/lib.rs:76:18
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn f6handler(f6: F6) {
[INFO] [stdout]    |                  ^^ help: if this is intentional, prefix it with an underscore: `_f6`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f6`
[INFO] [stdout]   --> benches/lib.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn f6handler(f6: F6) {
[INFO] [stdout]    |                  ^^ help: if this is intentional, prefix it with an underscore: `_f6`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f6`
[INFO] [stdout]   --> benches/lib.rs:98:18
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn f6handler(f6: F6) {
[INFO] [stdout]    |                  ^^ help: if this is intentional, prefix it with an underscore: `_f6`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `threads` is never read
[INFO] [stdout]   --> src/io/mqtt.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MqttOutProcesser {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     threads: Vec<thread::JoinHandle<()>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/io/redis.rs:15:44
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let client = Client::open(redis_uri.clone()).unwrap();
[INFO] [stdout]    |                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/io/mqtt.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 |         .server_uri(host.clone())
[INFO] [stdout]    |                         ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/io/mqtt.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 |         .client_id(clientid.clone())
[INFO] [stdout]    |                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/io/mqtt.rs:36:28
[INFO] [stdout]    |
[INFO] [stdout] 36 |         .user_name(username.clone())
[INFO] [stdout]    |                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/io/mqtt.rs:37:27
[INFO] [stdout]    |
[INFO] [stdout] 37 |         .password(password.clone())
[INFO] [stdout]    |                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.21.4
[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" "56b4b1cd8645ec9b98e7dbeba92369190825376a1eaa2ca8ae689a46c79f1f04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56b4b1cd8645ec9b98e7dbeba92369190825376a1eaa2ca8ae689a46c79f1f04", kill_on_drop: false }`
[INFO] [stdout] 56b4b1cd8645ec9b98e7dbeba92369190825376a1eaa2ca8ae689a46c79f1f04
