[INFO] fetching crate btsdu 0.1.0...
[INFO] testing btsdu-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate btsdu 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate btsdu 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate btsdu 0.1.0
[INFO] finished tweaking crates.io crate btsdu 0.1.0
[INFO] tweaked toml for crates.io crate btsdu 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded btrfs-send-parse v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 365164b0ba14fbcba7ec64b99a669c0559bc77cbb8970f332709a5538a6b3e6d
[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" "365164b0ba14fbcba7ec64b99a669c0559bc77cbb8970f332709a5538a6b3e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "365164b0ba14fbcba7ec64b99a669c0559bc77cbb8970f332709a5538a6b3e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "365164b0ba14fbcba7ec64b99a669c0559bc77cbb8970f332709a5538a6b3e6d", kill_on_drop: false }`
[INFO] [stdout] 365164b0ba14fbcba7ec64b99a669c0559bc77cbb8970f332709a5538a6b3e6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7434c9af7e5b525904b6f4667e8ed574e7033f7f3dc9ed2df9c878236243f37
[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" "a7434c9af7e5b525904b6f4667e8ed574e7033f7f3dc9ed2df9c878236243f37", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling btrfs-send-parse v0.1.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling btsdu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:94:38
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn get_stream(&mut self) -> &mut io::Read {
[INFO] [stdout]    |                                      ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:110:23
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn write_tree(w: &mut io::Write, tree: FileTreeNode) {
[INFO] [stdout]     |                       ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.85s
[INFO] running `Command { std: "docker" "inspect" "a7434c9af7e5b525904b6f4667e8ed574e7033f7f3dc9ed2df9c878236243f37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7434c9af7e5b525904b6f4667e8ed574e7033f7f3dc9ed2df9c878236243f37", kill_on_drop: false }`
[INFO] [stdout] a7434c9af7e5b525904b6f4667e8ed574e7033f7f3dc9ed2df9c878236243f37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4da2d1c8bd84846d33e126f40e44e2c1cb7e9848f6db49e3e0887c2cdf3b1335
[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" "4da2d1c8bd84846d33e126f40e44e2c1cb7e9848f6db49e3e0887c2cdf3b1335", kill_on_drop: false }`
[INFO] [stderr]    Compiling btsdu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:94:38
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn get_stream(&mut self) -> &mut io::Read {
[INFO] [stdout]    |                                      ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:110:23
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn write_tree(w: &mut io::Write, tree: FileTreeNode) {
[INFO] [stdout]     |                       ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4da2d1c8bd84846d33e126f40e44e2c1cb7e9848f6db49e3e0887c2cdf3b1335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4da2d1c8bd84846d33e126f40e44e2c1cb7e9848f6db49e3e0887c2cdf3b1335", kill_on_drop: false }`
[INFO] [stdout] 4da2d1c8bd84846d33e126f40e44e2c1cb7e9848f6db49e3e0887c2cdf3b1335
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3f3594e6cba2773cb832d20123293b6bda4e315edfad0c0e12ee88268aa51d7d
[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" "3f3594e6cba2773cb832d20123293b6bda4e315edfad0c0e12ee88268aa51d7d", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:94:38
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn get_stream(&mut self) -> &mut io::Read {
[INFO] [stderr]    |                                      ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:110:23
[INFO] [stderr]     |
[INFO] [stderr] 110 | fn write_tree(w: &mut io::Write, tree: FileTreeNode) {
[INFO] [stderr]     |                       ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/btsdu-81d540430a349380
[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] running `Command { std: "docker" "inspect" "3f3594e6cba2773cb832d20123293b6bda4e315edfad0c0e12ee88268aa51d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f3594e6cba2773cb832d20123293b6bda4e315edfad0c0e12ee88268aa51d7d", kill_on_drop: false }`
[INFO] [stdout] 3f3594e6cba2773cb832d20123293b6bda4e315edfad0c0e12ee88268aa51d7d