[INFO] fetching crate meander 0.1.1...
[INFO] testing meander-0.1.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate meander 0.1.1 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate meander 0.1.1 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 meander 0.1.1
[INFO] finished tweaking crates.io crate meander 0.1.1
[INFO] tweaked toml for crates.io crate meander 0.1.1 written to /workspace/builds/worker-89/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]     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-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] cd94f2fcdac9d1c62a33051814455ae43c9616b9f304a25905a3fb8213bafa84
[INFO] running `Command { std: "docker" "start" "-a" "cd94f2fcdac9d1c62a33051814455ae43c9616b9f304a25905a3fb8213bafa84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd94f2fcdac9d1c62a33051814455ae43c9616b9f304a25905a3fb8213bafa84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd94f2fcdac9d1c62a33051814455ae43c9616b9f304a25905a3fb8213bafa84", kill_on_drop: false }`
[INFO] [stdout] cd94f2fcdac9d1c62a33051814455ae43c9616b9f304a25905a3fb8213bafa84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] 78fb3ed6c7ed4a47d939cb1a353bf2fe61dcf76c4cb9ba3ff996043bff2c3328
[INFO] running `Command { std: "docker" "start" "-a" "78fb3ed6c7ed4a47d939cb1a353bf2fe61dcf76c4cb9ba3ff996043bff2c3328", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling meander v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.18s
[INFO] running `Command { std: "docker" "inspect" "78fb3ed6c7ed4a47d939cb1a353bf2fe61dcf76c4cb9ba3ff996043bff2c3328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78fb3ed6c7ed4a47d939cb1a353bf2fe61dcf76c4cb9ba3ff996043bff2c3328", kill_on_drop: false }`
[INFO] [stdout] 78fb3ed6c7ed4a47d939cb1a353bf2fe61dcf76c4cb9ba3ff996043bff2c3328
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] 091902e9a1008ea97214e246addbb013f84e8b07caf36885f624448d4e8cba7c
[INFO] running `Command { std: "docker" "start" "-a" "091902e9a1008ea97214e246addbb013f84e8b07caf36885f624448d4e8cba7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling meander v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "091902e9a1008ea97214e246addbb013f84e8b07caf36885f624448d4e8cba7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "091902e9a1008ea97214e246addbb013f84e8b07caf36885f624448d4e8cba7c", kill_on_drop: false }`
[INFO] [stdout] 091902e9a1008ea97214e246addbb013f84e8b07caf36885f624448d4e8cba7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] 324ab5b3b7ade140ab6c61752f2e7827cff6996fe7aa536090e8af38e760b373
[INFO] running `Command { std: "docker" "start" "-a" "324ab5b3b7ade140ab6c61752f2e7827cff6996fe7aa536090e8af38e760b373", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/meander-13cc6478c30c7b12)
[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 meander
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 16) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "324ab5b3b7ade140ab6c61752f2e7827cff6996fe7aa536090e8af38e760b373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "324ab5b3b7ade140ab6c61752f2e7827cff6996fe7aa536090e8af38e760b373", kill_on_drop: false }`
[INFO] [stdout] 324ab5b3b7ade140ab6c61752f2e7827cff6996fe7aa536090e8af38e760b373
