[INFO] cloning repository https://github.com/gftea/amqprs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gftea/amqprs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgftea%2Famqprs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgftea%2Famqprs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f40ecfe4b81ca93882765aa06c80389dacf3bc14
[INFO] checking gftea/amqprs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgftea%2Famqprs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gftea/amqprs on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gftea/amqprs
[INFO] finished tweaking git repo https://github.com/gftea/amqprs
[INFO] tweaked toml for git repo https://github.com/gftea/amqprs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/gftea/amqprs 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-executor-trait v2.1.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9d66be0779d2842a7e25dfc0935e323a185899ccc2a85241e60e7c3ee4c2a24
[INFO] running `Command { std: "docker" "start" "-a" "a9d66be0779d2842a7e25dfc0935e323a185899ccc2a85241e60e7c3ee4c2a24", kill_on_drop: false }`
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[INFO] [stdout] bdb71d551270a006c816babaffb19ae6ce1561c5e72dd049f1972d2192f9970a
[INFO] running `Command { std: "docker" "start" "-a" "bdb71d551270a006c816babaffb19ae6ce1561c5e72dd049f1972d2192f9970a", kill_on_drop: false }`
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[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]    Compiling amq-protocol v7.0.1
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking rayon v1.6.1
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[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling lapin v2.1.1
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]     Checking rustls-connector v0.16.1
[INFO] [stderr]     Checking tcp-stream v0.24.4
[INFO] [stderr]     Checking reactor-trait v1.1.0
[INFO] [stderr]     Checking executor-trait v2.1.0
[INFO] [stderr]     Checking async-reactor-trait v1.1.0
[INFO] [stderr]     Checking async-global-executor-trait v2.1.0
[INFO] [stderr]     Checking tracing v0.1.37
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[INFO] [stderr]     Checking tracing-subscriber v0.3.16
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[INFO] [stderr]     Checking amqp_serde v0.4.1 (/opt/rustwide/workdir/amqp_serde)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> amqp_serde/src/types.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     convert::TryFrom,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> amqp_serde/src/types.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     convert::TryFrom,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking amq-protocol-types v7.0.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> amqp_serde/src/de.rs:739:22
[INFO] [stdout]     |
[INFO] [stdout] 739 |         struct Frame(u32);
[INFO] [stdout]     |                ----- ^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 739 |         struct Frame(());
[INFO] [stdout]     |                      ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> amqp_serde/src/de.rs:748:22
[INFO] [stdout]     |
[INFO] [stdout] 748 |         struct Frame(Vec<u8>);
[INFO] [stdout]     |                ----- ^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 748 |         struct Frame(());
[INFO] [stdout]     |                      ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> amqp_serde/src/de.rs:757:22
[INFO] [stdout]     |
[INFO] [stdout] 757 |         struct Frame(u8, Vec<u8>);
[INFO] [stdout]     |                ----- ^^  ^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                fields in this struct
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]     |
[INFO] [stdout] 757 |         struct Frame((), ());
[INFO] [stdout]     |                      ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking amq-protocol-uri v7.0.1
[INFO] [stderr]     Checking amq-protocol-tcp v7.0.1
[INFO] [stderr]     Checking amqprs v1.5.4 (/opt/rustwide/workdir/amqprs)
[INFO] [stderr]     Checking tokio-stream v0.1.11
[INFO] [stderr]     Checking tokio-executor-trait v2.1.0
[INFO] [stderr]     Checking criterion_bencher_compat v0.4.0
[INFO] [stdout] warning: the item `ToOwned` is imported redundantly
[INFO] [stdout]  --> amqprs/src/api/channel/exchange.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::borrow::ToOwned;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `ToOwned` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tokio-reactor-trait v1.1.0
[INFO] [stdout] warning: the item `ToOwned` is imported redundantly
[INFO] [stdout]  --> amqprs/src/api/channel/exchange.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::borrow::ToOwned;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `ToOwned` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `NotCloneable` is never used
[INFO] [stdout]    --> amqprs/src/api/channel/mod.rs:429:15
[INFO] [stdout]     |
[INFO] [stdout] 429 |         trait NotCloneable {
[INFO] [stdout]     |               ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFAULT_AMQPS_PORT` is never used
[INFO] [stdout]   --> amqprs/src/api/connection.rs:83:7
[INFO] [stdout]    |
[INFO] [stdout] 83 | const DEFAULT_AMQPS_PORT: u16 = 5671;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFAULT_HEARTBEAT` is never used
[INFO] [stdout]   --> amqprs/src/api/connection.rs:84:7
[INFO] [stdout]    |
[INFO] [stdout] 84 | const DEFAULT_HEARTBEAT: u16 = 60;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AMQP_SCHEME` is never used
[INFO] [stdout]   --> amqprs/src/api/connection.rs:85:7
[INFO] [stdout]    |
[INFO] [stdout] 85 | const AMQP_SCHEME: &str = "amqp";
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFAULT_AMQPS_PORT` is never used
[INFO] [stdout]   --> amqprs/src/api/connection.rs:83:7
[INFO] [stdout]    |
[INFO] [stdout] 83 | const DEFAULT_AMQPS_PORT: u16 = 5671;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFAULT_HEARTBEAT` is never used
[INFO] [stdout]   --> amqprs/src/api/connection.rs:84:7
[INFO] [stdout]    |
[INFO] [stdout] 84 | const DEFAULT_HEARTBEAT: u16 = 60;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AMQP_SCHEME` is never used
[INFO] [stdout]   --> amqprs/src/api/connection.rs:85:7
[INFO] [stdout]    |
[INFO] [stdout] 85 | const AMQP_SCHEME: &str = "amqp";
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking examples v0.0.0 (/opt/rustwide/workdir/examples)
[INFO] [stderr]     Checking benchmarks v0.0.0 (/opt/rustwide/workdir/benchmarks)
[INFO] [stdout] warning: unused import: `DELIVERY_MODE_TRANSIENT`
[INFO] [stdout]   --> amqprs/tests/test_consume.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     BasicProperties, DELIVERY_MODE_TRANSIENT,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> benchmarks/src/common/mod.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | impl BenchMarkConsumer {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] 96 |     pub fn new(end_tag: u64, notify: Arc<Notify>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[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: unused import: `amqprs::FieldName`
[INFO] [stdout]  --> examples/src/field_table.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use amqprs::FieldName;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> benchmarks/src/common/mod.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | impl BenchMarkConsumer {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] 96 |     pub fn new(end_tag: u64, notify: Arc<Notify>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[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: associated function `new` is never used
[INFO] [stdout]   --> benchmarks/src/common/mod.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | impl BenchMarkConsumer {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] 96 |     pub fn new(end_tag: u64, notify: Arc<Notify>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[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: associated function `new` is never used
[INFO] [stdout]   --> benchmarks/src/common/mod.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | impl BenchMarkConsumer {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] 96 |     pub fn new(end_tag: u64, notify: Arc<Notify>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[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: associated function `new` is never used
[INFO] [stdout]   --> benchmarks/src/common/mod.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | impl BenchMarkConsumer {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] 96 |     pub fn new(end_tag: u64, notify: Arc<Notify>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[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 08s
[INFO] running `Command { std: "docker" "inspect" "bdb71d551270a006c816babaffb19ae6ce1561c5e72dd049f1972d2192f9970a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdb71d551270a006c816babaffb19ae6ce1561c5e72dd049f1972d2192f9970a", kill_on_drop: false }`
[INFO] [stdout] bdb71d551270a006c816babaffb19ae6ce1561c5e72dd049f1972d2192f9970a