[INFO] fetching crate erst-prepare 0.2.6...
[INFO] testing erst-prepare-0.2.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate erst-prepare 0.2.6 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate erst-prepare 0.2.6 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 erst-prepare 0.2.6
[INFO] finished tweaking crates.io crate erst-prepare 0.2.6
[INFO] tweaked toml for crates.io crate erst-prepare 0.2.6 written to /workspace/builds/worker-10/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] ecb5dbc1b218f7c831832dad5bc16c962669f7ce60525576ec223bbf31e85f69
[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" "ecb5dbc1b218f7c831832dad5bc16c962669f7ce60525576ec223bbf31e85f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecb5dbc1b218f7c831832dad5bc16c962669f7ce60525576ec223bbf31e85f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb5dbc1b218f7c831832dad5bc16c962669f7ce60525576ec223bbf31e85f69", kill_on_drop: false }`
[INFO] [stdout] ecb5dbc1b218f7c831832dad5bc16c962669f7ce60525576ec223bbf31e85f69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 2b4aa41fc5586a9dd15a40438ea4731486dd9de224264eed3e8f8e355ff978ee
[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" "2b4aa41fc5586a9dd15a40438ea4731486dd9de224264eed3e8f8e355ff978ee", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling bstr v0.1.4
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling erst-shared v0.2.6
[INFO] [stderr]    Compiling erst-prepare v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.05s
[INFO] running `Command { std: "docker" "inspect" "2b4aa41fc5586a9dd15a40438ea4731486dd9de224264eed3e8f8e355ff978ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b4aa41fc5586a9dd15a40438ea4731486dd9de224264eed3e8f8e355ff978ee", kill_on_drop: false }`
[INFO] [stdout] 2b4aa41fc5586a9dd15a40438ea4731486dd9de224264eed3e8f8e355ff978ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 8e8e01e6449ada8b74b71f65db01c0afa41724a6079cfc56b2336d7e51b0274e
[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" "8e8e01e6449ada8b74b71f65db01c0afa41724a6079cfc56b2336d7e51b0274e", kill_on_drop: false }`
[INFO] [stderr]    Compiling erst-prepare v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` 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 0.99s
[INFO] running `Command { std: "docker" "inspect" "8e8e01e6449ada8b74b71f65db01c0afa41724a6079cfc56b2336d7e51b0274e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e8e01e6449ada8b74b71f65db01c0afa41724a6079cfc56b2336d7e51b0274e", kill_on_drop: false }`
[INFO] [stdout] 8e8e01e6449ada8b74b71f65db01c0afa41724a6079cfc56b2336d7e51b0274e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f152789cd4723ad29f3cba1be310d275a5d25753e96440ec855d7ede0fff8581
[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" "f152789cd4723ad29f3cba1be310d275a5d25753e96440ec855d7ede0fff8581", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:1:29
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/erst_prepare-9bc9cbc02ae5c219
[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] running `Command { std: "docker" "inspect" "f152789cd4723ad29f3cba1be310d275a5d25753e96440ec855d7ede0fff8581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f152789cd4723ad29f3cba1be310d275a5d25753e96440ec855d7ede0fff8581", kill_on_drop: false }`
[INFO] [stdout] f152789cd4723ad29f3cba1be310d275a5d25753e96440ec855d7ede0fff8581