[INFO] fetching crate tc-btree 0.1.1...
[INFO] checking tc-btree-0.1.1 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate tc-btree 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tc-btree 0.1.1 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tc-btree 0.1.1
[INFO] finished tweaking crates.io crate tc-btree 0.1.1
[INFO] tweaked toml for crates.io crate tc-btree 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", 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] bbf60f88695a5a1576370145553fafead126f8c5e82e7920c261b734a289c2ae
[INFO] running `Command { std: "docker" "start" "-a" "bbf60f88695a5a1576370145553fafead126f8c5e82e7920c261b734a289c2ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbf60f88695a5a1576370145553fafead126f8c5e82e7920c261b734a289c2ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbf60f88695a5a1576370145553fafead126f8c5e82e7920c261b734a289c2ae", kill_on_drop: false }`
[INFO] [stdout] bbf60f88695a5a1576370145553fafead126f8c5e82e7920c261b734a289c2ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--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] 50d9fabc37cb6d922d50fa3fa5c8f53448627e06ad7a43148e1707ad58558aa5
[INFO] running `Command { std: "docker" "start" "-a" "50d9fabc37cb6d922d50fa3fa5c8f53448627e06ad7a43148e1707ad58558aa5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking safecast v0.1.1
[INFO] [stderr]     Checking collate v0.1.10
[INFO] [stderr]     Checking tc-error v0.2.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling tokio v1.6.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking uplock v0.1.0
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking destream v0.4.0
[INFO] [stderr]     Checking destream v0.3.2
[INFO] [stderr]     Checking destream_json v0.5.5
[INFO] [stderr]     Checking number-general v0.3.7
[INFO] [stderr]     Checking tcgeneric v0.1.6
[INFO] [stderr]     Checking tc-value v0.1.8
[INFO] [stderr]     Checking tc-transact v0.4.0
[INFO] [stdout] error[E0277]: the trait bound `tc_value::Value: FromStream` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tc-transact-0.4.0/src/fs.rs:111:6
[INFO] [stdout]     |
[INFO] [stdout] 26  | pub trait BlockData: de::FromStream<Context = ()> + Clone + Send + Sync + 'static {
[INFO] [stdout]     |                      ---------------------------- required by this bound in `BlockData`
[INFO] [stdout] ...
[INFO] [stdout] 111 | impl BlockData for Value {
[INFO] [stdout]     |      ^^^^^^^^^ the trait `FromStream` is not implemented for `tc_value::Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tc-transact`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "50d9fabc37cb6d922d50fa3fa5c8f53448627e06ad7a43148e1707ad58558aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d9fabc37cb6d922d50fa3fa5c8f53448627e06ad7a43148e1707ad58558aa5", kill_on_drop: false }`
[INFO] [stdout] 50d9fabc37cb6d922d50fa3fa5c8f53448627e06ad7a43148e1707ad58558aa5