[INFO] fetching crate httptest_server 0.1.0...
[INFO] testing httptest_server-0.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate httptest_server 0.1.0 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate httptest_server 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate httptest_server 0.1.0
[INFO] finished tweaking crates.io crate httptest_server 0.1.0
[INFO] tweaked toml for crates.io crate httptest_server 0.1.0 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 262b8585eec2cc2c5aec1f3aa8ee1c8798defe4774be12f0f31f7d5d92cafadc
[INFO] running `Command { std: "docker" "start" "-a" "262b8585eec2cc2c5aec1f3aa8ee1c8798defe4774be12f0f31f7d5d92cafadc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "262b8585eec2cc2c5aec1f3aa8ee1c8798defe4774be12f0f31f7d5d92cafadc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "262b8585eec2cc2c5aec1f3aa8ee1c8798defe4774be12f0f31f7d5d92cafadc", kill_on_drop: false }`
[INFO] [stdout] 262b8585eec2cc2c5aec1f3aa8ee1c8798defe4774be12f0f31f7d5d92cafadc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 443c690b6e20a8816efc3f326124a9ba5c33e2d3d089bbfd8988fcf46c7c77ae
[INFO] running `Command { std: "docker" "start" "-a" "443c690b6e20a8816efc3f326124a9ba5c33e2d3d089bbfd8988fcf46c7c77ae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-sink v0.3.16
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.16
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling httptest_core v0.1.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling hyper v0.13.10
[INFO] [stderr]    Compiling httptest_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:138:24
[INFO] [stdout]     |
[INFO] [stdout] 138 |                   panic!(format!(
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 139 | |                     "Unexpected number of requests for matcher '{:?}'; received {}; expected {:?}",
[INFO] [stdout] 140 | |                     &expectation.matcher, expectation.hit_count, &expectation.cardinality,
[INFO] [stdout] 141 | |                 ));
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 138 |                 panic!(
[INFO] [stdout] 139 |                     "Unexpected number of requests for matcher '{:?}'; received {}; expected {:?}",
[INFO] [stdout] 140 |                     &expectation.matcher, expectation.hit_count, &expectation.cardinality,
[INFO] [stdout] 141 |                 );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.78s
[INFO] running `Command { std: "docker" "inspect" "443c690b6e20a8816efc3f326124a9ba5c33e2d3d089bbfd8988fcf46c7c77ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "443c690b6e20a8816efc3f326124a9ba5c33e2d3d089bbfd8988fcf46c7c77ae", kill_on_drop: false }`
[INFO] [stdout] 443c690b6e20a8816efc3f326124a9ba5c33e2d3d089bbfd8988fcf46c7c77ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69bf67b2a811135ecab89090a08e2c4cbbd06234ced46bb67f6fdd1b416e5056
[INFO] running `Command { std: "docker" "start" "-a" "69bf67b2a811135ecab89090a08e2c4cbbd06234ced46bb67f6fdd1b416e5056", kill_on_drop: false }`
[INFO] [stderr]    Compiling httptest_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:138:24
[INFO] [stdout]     |
[INFO] [stdout] 138 |                   panic!(format!(
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 139 | |                     "Unexpected number of requests for matcher '{:?}'; received {}; expected {:?}",
[INFO] [stdout] 140 | |                     &expectation.matcher, expectation.hit_count, &expectation.cardinality,
[INFO] [stdout] 141 | |                 ));
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 138 |                 panic!(
[INFO] [stdout] 139 |                     "Unexpected number of requests for matcher '{:?}'; received {}; expected {:?}",
[INFO] [stdout] 140 |                     &expectation.matcher, expectation.hit_count, &expectation.cardinality,
[INFO] [stdout] 141 |                 );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:138:24
[INFO] [stdout]     |
[INFO] [stdout] 138 |                   panic!(format!(
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 139 | |                     "Unexpected number of requests for matcher '{:?}'; received {}; expected {:?}",
[INFO] [stdout] 140 | |                     &expectation.matcher, expectation.hit_count, &expectation.cardinality,
[INFO] [stdout] 141 | |                 ));
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 138 |                 panic!(
[INFO] [stdout] 139 |                     "Unexpected number of requests for matcher '{:?}'; received {}; expected {:?}",
[INFO] [stdout] 140 |                     &expectation.matcher, expectation.hit_count, &expectation.cardinality,
[INFO] [stdout] 141 |                 );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "69bf67b2a811135ecab89090a08e2c4cbbd06234ced46bb67f6fdd1b416e5056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69bf67b2a811135ecab89090a08e2c4cbbd06234ced46bb67f6fdd1b416e5056", kill_on_drop: false }`
[INFO] [stdout] 69bf67b2a811135ecab89090a08e2c4cbbd06234ced46bb67f6fdd1b416e5056
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] afd60ce187b4ec4dc112055d3147511bdb859709e4dc78cd67b60e3f4240bb2a
[INFO] running `Command { std: "docker" "start" "-a" "afd60ce187b4ec4dc112055d3147511bdb859709e4dc78cd67b60e3f4240bb2a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:138:24
[INFO] [stderr]     |
[INFO] [stderr] 138 |                   panic!(format!(
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 139 | |                     "Unexpected number of requests for matcher '{:?}'; received {}; expected {:?}",
[INFO] [stderr] 140 | |                     &expectation.matcher, expectation.hit_count, &expectation.cardinality,
[INFO] [stderr] 141 | |                 ));
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 138 |                 panic!(
[INFO] [stderr] 139 |                     "Unexpected number of requests for matcher '{:?}'; received {}; expected {:?}",
[INFO] [stderr] 140 |                     &expectation.matcher, expectation.hit_count, &expectation.cardinality,
[INFO] [stderr] 141 |                 );
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `httptest_server` (lib) generated 1 warning
[INFO] [stderr] warning: `httptest_server` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/httptest_server-36171a9eea70d8fb)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests httptest_server
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "afd60ce187b4ec4dc112055d3147511bdb859709e4dc78cd67b60e3f4240bb2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afd60ce187b4ec4dc112055d3147511bdb859709e4dc78cd67b60e3f4240bb2a", kill_on_drop: false }`
[INFO] [stdout] afd60ce187b4ec4dc112055d3147511bdb859709e4dc78cd67b60e3f4240bb2a
