[INFO] fetching crate erkpht-tower 0.3.2...
[INFO] testing erkpht-tower-0.3.2 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate erkpht-tower 0.3.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate erkpht-tower 0.3.2 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 erkpht-tower 0.3.2
[INFO] finished tweaking crates.io crate erkpht-tower 0.3.2
[INFO] tweaked toml for crates.io crate erkpht-tower 0.3.2 written to /workspace/builds/worker-6/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tower-test v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 33871656780c829726865304416a5d865cfd1660d10258613f92a23564fa225c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "33871656780c829726865304416a5d865cfd1660d10258613f92a23564fa225c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33871656780c829726865304416a5d865cfd1660d10258613f92a23564fa225c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33871656780c829726865304416a5d865cfd1660d10258613f92a23564fa225c", kill_on_drop: false }`
[INFO] [stdout] 33871656780c829726865304416a5d865cfd1660d10258613f92a23564fa225c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dab7ee4b342bb651c62117c15d6484660cbd61c216936cc36cfe960d27ebee74
[INFO] running `Command { std: "docker" "start" "-a" "dab7ee4b342bb651c62117c15d6484660cbd61c216936cc36cfe960d27ebee74", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling pin-project v0.4.28
[INFO] [stderr]    Compiling erkpht-tower v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.66s
[INFO] running `Command { std: "docker" "inspect" "dab7ee4b342bb651c62117c15d6484660cbd61c216936cc36cfe960d27ebee74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dab7ee4b342bb651c62117c15d6484660cbd61c216936cc36cfe960d27ebee74", kill_on_drop: false }`
[INFO] [stdout] dab7ee4b342bb651c62117c15d6484660cbd61c216936cc36cfe960d27ebee74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eb2471023ac8374e1179fe494e927c9a7bbdd2d0584df21aba1e08dba7734bc9
[INFO] running `Command { std: "docker" "start" "-a" "eb2471023ac8374e1179fe494e927c9a7bbdd2d0584df21aba1e08dba7734bc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling quickcheck v0.6.2
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling hdrhistogram v6.3.4
[INFO] [stderr]    Compiling tracing-subscriber v0.1.6
[INFO] [stderr]    Compiling tokio-test v0.2.1
[INFO] [stderr]    Compiling tower-test v0.3.0
[INFO] [stderr]    Compiling erkpht-tower v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.16s
[INFO] running `Command { std: "docker" "inspect" "eb2471023ac8374e1179fe494e927c9a7bbdd2d0584df21aba1e08dba7734bc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb2471023ac8374e1179fe494e927c9a7bbdd2d0584df21aba1e08dba7734bc9", kill_on_drop: false }`
[INFO] [stdout] eb2471023ac8374e1179fe494e927c9a7bbdd2d0584df21aba1e08dba7734bc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 92ae6caf6016dba8a3be54be5dcd54bb109f15dd6601e98483c2aa0fe3906856
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "92ae6caf6016dba8a3be54be5dcd54bb109f15dd6601e98483c2aa0fe3906856", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/erkpht_tower-73fa4a4ff6c9993f)
[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] [stderr]      Running tests/balance/main.rs (/opt/rustwide/target/debug/deps/balance-ff0f3093791fcfca)
[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] [stderr]      Running tests/buffer/main.rs (/opt/rustwide/target/debug/deps/buffer-a842497de6b85976)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/builder.rs (/opt/rustwide/target/debug/deps/builder-f1d290f5df6e4864)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/filter/main.rs (/opt/rustwide/target/debug/deps/filter-a8edf52a5ef52b2b)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/hedge/main.rs (/opt/rustwide/target/debug/deps/hedge-5c9bf94bbd8cdd0e)
[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] [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] [stderr]      Running tests/limit/main.rs (/opt/rustwide/target/debug/deps/limit-4ac6ff038bcd8a5b)
[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] [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] [stderr]      Running tests/load_shed/main.rs (/opt/rustwide/target/debug/deps/load_shed-11f2a4300ee69958)
[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] [stderr]      Running tests/ready_cache/main.rs (/opt/rustwide/target/debug/deps/ready_cache-1a7d43393691c2cd)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/retry/main.rs (/opt/rustwide/target/debug/deps/retry-56b4459babc705e8)
[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] [stderr]      Running tests/spawn_ready/main.rs (/opt/rustwide/target/debug/deps/spawn_ready-dedfa7004475bc26)
[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] [stderr]      Running tests/steer/main.rs (/opt/rustwide/target/debug/deps/steer-f489851300fc9e33)
[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] [stderr]      Running tests/util/main.rs (/opt/rustwide/target/debug/deps/util-857d547b2f0a6fc9)
[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] [stderr]    Doc-tests erkpht-tower
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder (line 52) ... FAILED
[INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder (line 90) ... FAILED
[INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder (line 73) ... FAILED
[INFO] [stdout] test src/builder/mod.rs - builder::ServiceBuilder (line 31) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/builder/mod.rs - builder::ServiceBuilder (line 52) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tower`
[INFO] [stdout]  --> src/builder/mod.rs:54:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tower::builder::ServiceBuilder;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `tower`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tower`
[INFO] [stdout]  --> src/builder/mod.rs:53:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tower::Service;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `tower`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/builder/mod.rs - builder::ServiceBuilder (line 90) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tower`
[INFO] [stdout]  --> src/builder/mod.rs:92:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tower::builder::ServiceBuilder;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `tower`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tower`
[INFO] [stdout]  --> src/builder/mod.rs:91:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tower::Service;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `tower`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/builder/mod.rs - builder::ServiceBuilder (line 73) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tower`
[INFO] [stdout]  --> src/builder/mod.rs:75:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tower::builder::ServiceBuilder;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `tower`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tower`
[INFO] [stdout]  --> src/builder/mod.rs:74:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tower::Service;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `tower`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/builder/mod.rs - builder::ServiceBuilder (line 31) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tower`
[INFO] [stdout]  --> src/builder/mod.rs:35:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tower::builder::ServiceBuilder;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `tower`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tower`
[INFO] [stdout]  --> src/builder/mod.rs:34:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tower::Service;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `tower`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/builder/mod.rs - builder::ServiceBuilder (line 31)
[INFO] [stdout]     src/builder/mod.rs - builder::ServiceBuilder (line 52)
[INFO] [stdout]     src/builder/mod.rs - builder::ServiceBuilder (line 73)
[INFO] [stdout]     src/builder/mod.rs - builder::ServiceBuilder (line 90)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "92ae6caf6016dba8a3be54be5dcd54bb109f15dd6601e98483c2aa0fe3906856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92ae6caf6016dba8a3be54be5dcd54bb109f15dd6601e98483c2aa0fe3906856", kill_on_drop: false }`
[INFO] [stdout] 92ae6caf6016dba8a3be54be5dcd54bb109f15dd6601e98483c2aa0fe3906856
