[INFO] crate evitable 0.5.0 is already in cache
[INFO] testing evitable-0.5.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate evitable 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate evitable 0.5.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate evitable 0.5.0
[INFO] finished tweaking crates.io crate evitable 0.5.0
[INFO] tweaked toml for crates.io crate evitable 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77d4ac10d72820f9c539cc60ae5f3a0d9d22579c7f3f404177dd86a3b1c55546
[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" "77d4ac10d72820f9c539cc60ae5f3a0d9d22579c7f3f404177dd86a3b1c55546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77d4ac10d72820f9c539cc60ae5f3a0d9d22579c7f3f404177dd86a3b1c55546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77d4ac10d72820f9c539cc60ae5f3a0d9d22579c7f3f404177dd86a3b1c55546", kill_on_drop: false }`
[INFO] [stdout] 77d4ac10d72820f9c539cc60ae5f3a0d9d22579c7f3f404177dd86a3b1c55546
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 44ab1537857648b67f7fe60f0d4a955bc7573b3229f308292b11a9a07c03fd61
[INFO] running `Command { std: "docker" "start" "-a" "44ab1537857648b67f7fe60f0d4a955bc7573b3229f308292b11a9a07c03fd61", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.37
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling evitable-syn-meta-ext v0.5.0
[INFO] [stderr]    Compiling evitable-derive-core v0.5.0
[INFO] [stderr]    Compiling evitable-derive v0.5.0
[INFO] [stderr]    Compiling evitable v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.44s
[INFO] running `Command { std: "docker" "inspect" "44ab1537857648b67f7fe60f0d4a955bc7573b3229f308292b11a9a07c03fd61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44ab1537857648b67f7fe60f0d4a955bc7573b3229f308292b11a9a07c03fd61", kill_on_drop: false }`
[INFO] [stdout] 44ab1537857648b67f7fe60f0d4a955bc7573b3229f308292b11a9a07c03fd61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b1539d48a8657f7aec518f31eed22f559ffff044748f76a3e8887e7837867db
[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" "6b1539d48a8657f7aec518f31eed22f559ffff044748f76a3e8887e7837867db", kill_on_drop: false }`
[INFO] [stderr]    Compiling evitable v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> tests/macros.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fail!(Context::Io);
[INFO] [stdout]    |     ------------------- any code following this expression is unreachable
[INFO] [stdout] 27 | 
[INFO] [stdout] 28 |     Ok(())
[INFO] [stdout]    |     ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "6b1539d48a8657f7aec518f31eed22f559ffff044748f76a3e8887e7837867db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b1539d48a8657f7aec518f31eed22f559ffff044748f76a3e8887e7837867db", kill_on_drop: false }`
[INFO] [stdout] 6b1539d48a8657f7aec518f31eed22f559ffff044748f76a3e8887e7837867db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", 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] 0766e2a77e01ca94cc5e0f189f72c3980913ce85b3392795f1ebfe7d7a605d64
[INFO] running `Command { std: "docker" "start" "-a" "0766e2a77e01ca94cc5e0f189f72c3980913ce85b3392795f1ebfe7d7a605d64", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> tests/macros.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fail!(Context::Io);
[INFO] [stderr]    |     ------------------- any code following this expression is unreachable
[INFO] [stderr] 27 | 
[INFO] [stderr] 28 |     Ok(())
[INFO] [stderr]    |     ^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/evitable-6aeb595b7032bb10
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/display-44443e433bf8e2cf
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test all_enum::test ... ok
[INFO] [stdout] test unit_struct::test ... ok
[INFO] [stdout] test unnamed_struct::test ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/from_other-f1fa823cc98d5837
[INFO] [stdout] test named_struct::test ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/macros-4e95c8c65f37be63
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test fail ... ok
[INFO] [stdout] test ensure ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/multiple-e4009b22d805ddbb
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple-e37040d619fe5c85
[INFO] [stdout] test test_both ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/struct_clone_copy-a108d91a4a7a5dda
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test clone::display ... ok
[INFO] [stdout] test clone::error_context_cloned ... ok
[INFO] [stdout] test copy::error_context_copied ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/with_context-c81f2da51f90ee6d
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test option_context ... ok
[INFO] [stdout] test from_io_with_context ... ok
[INFO] [stdout] test from_io ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests evitable
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - ErrorContext::kind (line 226) ... ok
[INFO] [stdout] test src/lib.rs - ErrorContext::into_error (line 260) ... ok
[INFO] [stdout] test src/lib.rs - ensure (line 384) ... ok
[INFO] [stdout] test src/lib.rs - fail (line 418) ... ok
[INFO] [stdout] test src/lib.rs - EvitableError::from_context (line 168) ... ok
[INFO] [stdout] test src/lib.rs - EvitableError::from_error_context (line 192) ... ok
[INFO] [stdout] test src/lib.rs - EvitableError::kind (line 128) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - OptionExt::context (line 290) ... ok
[INFO] [stdout] test src/lib.rs - EvitableError::new (line 111) ... ok
[INFO] [stdout] test src/lib.rs - ResultExt::context_with (line 333) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0766e2a77e01ca94cc5e0f189f72c3980913ce85b3392795f1ebfe7d7a605d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0766e2a77e01ca94cc5e0f189f72c3980913ce85b3392795f1ebfe7d7a605d64", kill_on_drop: false }`
[INFO] [stdout] 0766e2a77e01ca94cc5e0f189f72c3980913ce85b3392795f1ebfe7d7a605d64