[INFO] fetching crate muttmates 0.1.3...
[INFO] testing muttmates-0.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate muttmates 0.1.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate muttmates 0.1.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate muttmates 0.1.3
[INFO] finished tweaking crates.io crate muttmates 0.1.3
[INFO] tweaked toml for crates.io crate muttmates 0.1.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded arrayref v0.3.6
[INFO] [stderr]   Downloaded constant_time_eq v0.1.5
[INFO] [stderr]   Downloaded blake2b_simd v0.5.11
[INFO] [stderr]   Downloaded rust-argon2 v0.8.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47190740f52742007bad1f35de9f016fc99414c5652c41a336f5e18c58ace28b
[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" "47190740f52742007bad1f35de9f016fc99414c5652c41a336f5e18c58ace28b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47190740f52742007bad1f35de9f016fc99414c5652c41a336f5e18c58ace28b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47190740f52742007bad1f35de9f016fc99414c5652c41a336f5e18c58ace28b", kill_on_drop: false }`
[INFO] [stdout] 47190740f52742007bad1f35de9f016fc99414c5652c41a336f5e18c58ace28b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1ccfb192d6f262c8fb2085731ba6d607caccd57548868e184ed4fef85ecd8ec
[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" "c1ccfb192d6f262c8fb2085731ba6d607caccd57548868e184ed4fef85ecd8ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling muttmates v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "c1ccfb192d6f262c8fb2085731ba6d607caccd57548868e184ed4fef85ecd8ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1ccfb192d6f262c8fb2085731ba6d607caccd57548868e184ed4fef85ecd8ec", kill_on_drop: false }`
[INFO] [stdout] c1ccfb192d6f262c8fb2085731ba6d607caccd57548868e184ed4fef85ecd8ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca8d868a0d3e499e5614ce416cd386b64a46a52f9d8941d25361dd30c0ec2e75
[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" "ca8d868a0d3e499e5614ce416cd386b64a46a52f9d8941d25361dd30c0ec2e75", kill_on_drop: false }`
[INFO] [stderr]    Compiling muttmates v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "ca8d868a0d3e499e5614ce416cd386b64a46a52f9d8941d25361dd30c0ec2e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca8d868a0d3e499e5614ce416cd386b64a46a52f9d8941d25361dd30c0ec2e75", kill_on_drop: false }`
[INFO] [stdout] ca8d868a0d3e499e5614ce416cd386b64a46a52f9d8941d25361dd30c0ec2e75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 904a0f83cce2d6f4cee09a2eb28f2f0b3ed38dcd1641cbec7da4ac6ad56a4dee
[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" "904a0f83cce2d6f4cee09a2eb28f2f0b3ed38dcd1641cbec7da4ac6ad56a4dee", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/muttmates-41761925e1c52d31
[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] [stderr]      Running /opt/rustwide/target/debug/deps/muttmates-50c9202edac33705
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_email_with_type ... ok
[INFO] [stdout] test tests::test_vcard_display_without_address ... ok
[INFO] [stdout] test tests::test_vcard_display_two_addresses ... ok
[INFO] [stdout] test tests::test_email_without_type ... ok
[INFO] [stdout] test tests::test_vcard_basic ... ok
[INFO] [stdout] test tests::test_vcard_display_single_address ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests muttmates
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/fields.rs - fields::FN (line 16) ... ok
[INFO] [stdout] test src/fields.rs - fields::EMail (line 51) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "904a0f83cce2d6f4cee09a2eb28f2f0b3ed38dcd1641cbec7da4ac6ad56a4dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "904a0f83cce2d6f4cee09a2eb28f2f0b3ed38dcd1641cbec7da4ac6ad56a4dee", kill_on_drop: false }`
[INFO] [stdout] 904a0f83cce2d6f4cee09a2eb28f2f0b3ed38dcd1641cbec7da4ac6ad56a4dee