[INFO] fetching crate netem-trace 0.3.0...
[INFO] checking netem-trace-0.3.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate netem-trace 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate netem-trace 0.3.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate netem-trace 0.3.0
[INFO] finished tweaking crates.io crate netem-trace 0.3.0
[INFO] tweaked toml for crates.io crate netem-trace 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typetag v0.2.16
[INFO] [stderr]   Downloaded typetag-impl v0.2.16
[INFO] [stderr]   Downloaded humantime-serde v1.1.1
[INFO] [stderr]   Downloaded rand_distr v0.4.3
[INFO] [stderr]   Downloaded bandwidth v0.3.0
[INFO] [stderr]   Downloaded erased-serde v0.4.4
[INFO] [stderr]   Downloaded inventory v0.3.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fc2ec10cc5695a346f963d51a29855b14f55293abcb9e1cfac5d9cc0a7fbe79
[INFO] running `Command { std: "docker" "start" "-a" "4fc2ec10cc5695a346f963d51a29855b14f55293abcb9e1cfac5d9cc0a7fbe79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fc2ec10cc5695a346f963d51a29855b14f55293abcb9e1cfac5d9cc0a7fbe79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fc2ec10cc5695a346f963d51a29855b14f55293abcb9e1cfac5d9cc0a7fbe79", kill_on_drop: false }`
[INFO] [stdout] 4fc2ec10cc5695a346f963d51a29855b14f55293abcb9e1cfac5d9cc0a7fbe79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1d42da826b6f6f21b56a9fc7a50d506e8a535c38631fdb06841a4930d3592bc
[INFO] running `Command { std: "docker" "start" "-a" "a1d42da826b6f6f21b56a9fc7a50d506e8a535c38631fdb06841a4930d3592bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking bandwidth v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking netem-trace v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.116
[INFO] [stdout] error[E0277]: the trait bound `dyn delay::DelayTraceConfig: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> src/model/delay.rs:347:45
[INFO] [stdout]      |
[INFO] [stdout] 347  |         let ser_str = serde_json::to_string(&ser).unwrap();
[INFO] [stdout]      |                       --------------------- ^^^^ the trait `serde::ser::Serialize` is not implemented for `dyn delay::DelayTraceConfig`, which is required by `Box<dyn delay::DelayTraceConfig>: serde::ser::Serialize`
[INFO] [stdout]      |                       |
[INFO] [stdout]      |                       required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout]      = help: the following other types implement trait `serde::ser::Serialize`:
[INFO] [stdout]                &'a T
[INFO] [stdout]                &'a mut T
[INFO] [stdout]                ()
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]                (T0, T1, T2, T3, T4, T5)
[INFO] [stdout]              and 131 others
[INFO] [stdout]      = note: required for `Box<dyn delay::DelayTraceConfig>` to implement `serde::ser::Serialize`
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.116/src/ser.rs:2209:17
[INFO] [stdout]      |
[INFO] [stdout] 2207 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2208 | where
[INFO] [stdout] 2209 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `dyn delay::DelayTraceConfig: serde::de::Deserialize<'_>` is not satisfied
[INFO] [stdout]     --> src/model/delay.rs:353:46
[INFO] [stdout]      |
[INFO] [stdout] 353  |         let des: Box<dyn DelayTraceConfig> = serde_json::from_str(des_str).unwrap();
[INFO] [stdout]      |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `serde::de::Deserialize<'_>` is not implemented for `dyn delay::DelayTraceConfig`, which is required by `Box<dyn delay::DelayTraceConfig>: serde::de::Deserialize<'_>`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the following other types implement trait `serde::de::Deserialize<'de>`:
[INFO] [stdout]                &'a Path
[INFO] [stdout]                &'a [u8]
[INFO] [stdout]                &'a str
[INFO] [stdout]                ()
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]              and 142 others
[INFO] [stdout]      = note: required for `Box<dyn delay::DelayTraceConfig>` to implement `serde::de::Deserialize<'_>`
[INFO] [stdout] note: required by a bound in `serde_json::from_str`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.116/src/de.rs:2676:8
[INFO] [stdout]      |
[INFO] [stdout] 2674 | pub fn from_str<'a, T>(s: &'a str) -> Result<T>
[INFO] [stdout]      |        -------- required by a bound in this function
[INFO] [stdout] 2675 | where
[INFO] [stdout] 2676 |     T: de::Deserialize<'a>,
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^ required by this bound in `from_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `dyn loss::LossTraceConfig: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> src/model/loss.rs:343:45
[INFO] [stdout]      |
[INFO] [stdout] 343  |         let ser_str = serde_json::to_string(&ser).unwrap();
[INFO] [stdout]      |                       --------------------- ^^^^ the trait `serde::ser::Serialize` is not implemented for `dyn loss::LossTraceConfig`, which is required by `Box<dyn loss::LossTraceConfig>: serde::ser::Serialize`
[INFO] [stdout]      |                       |
[INFO] [stdout]      |                       required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout]      = help: the following other types implement trait `serde::ser::Serialize`:
[INFO] [stdout]                &'a T
[INFO] [stdout]                &'a mut T
[INFO] [stdout]                ()
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]                (T0, T1, T2, T3, T4, T5)
[INFO] [stdout]              and 131 others
[INFO] [stdout]      = note: required for `Box<dyn loss::LossTraceConfig>` to implement `serde::ser::Serialize`
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.116/src/ser.rs:2209:17
[INFO] [stdout]      |
[INFO] [stdout] 2207 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2208 | where
[INFO] [stdout] 2209 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `dyn loss::LossTraceConfig: serde::de::Deserialize<'_>` is not satisfied
[INFO] [stdout]     --> src/model/loss.rs:349:45
[INFO] [stdout]      |
[INFO] [stdout] 349  |         let des: Box<dyn LossTraceConfig> = serde_json::from_str(des_str).unwrap();
[INFO] [stdout]      |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `serde::de::Deserialize<'_>` is not implemented for `dyn loss::LossTraceConfig`, which is required by `Box<dyn loss::LossTraceConfig>: serde::de::Deserialize<'_>`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the following other types implement trait `serde::de::Deserialize<'de>`:
[INFO] [stdout]                &'a Path
[INFO] [stdout]                &'a [u8]
[INFO] [stdout]                &'a str
[INFO] [stdout]                ()
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]              and 142 others
[INFO] [stdout]      = note: required for `Box<dyn loss::LossTraceConfig>` to implement `serde::de::Deserialize<'_>`
[INFO] [stdout] note: required by a bound in `serde_json::from_str`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.116/src/de.rs:2676:8
[INFO] [stdout]      |
[INFO] [stdout] 2674 | pub fn from_str<'a, T>(s: &'a str) -> Result<T>
[INFO] [stdout]      |        -------- required by a bound in this function
[INFO] [stdout] 2675 | where
[INFO] [stdout] 2676 |     T: de::Deserialize<'a>,
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^ required by this bound in `from_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `dyn BwTraceConfig: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> src/lib.rs:327:45
[INFO] [stdout]      |
[INFO] [stdout] 327  |         let ser_str = serde_json::to_string(&ser).unwrap();
[INFO] [stdout]      |                       --------------------- ^^^^ the trait `serde::ser::Serialize` is not implemented for `dyn BwTraceConfig`, which is required by `Box<dyn BwTraceConfig>: serde::ser::Serialize`
[INFO] [stdout]      |                       |
[INFO] [stdout]      |                       required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout]      = help: the following other types implement trait `serde::ser::Serialize`:
[INFO] [stdout]                &'a T
[INFO] [stdout]                &'a mut T
[INFO] [stdout]                ()
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]                (T0, T1, T2, T3, T4, T5)
[INFO] [stdout]              and 131 others
[INFO] [stdout]      = note: required for `Box<dyn BwTraceConfig>` to implement `serde::ser::Serialize`
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.116/src/ser.rs:2209:17
[INFO] [stdout]      |
[INFO] [stdout] 2207 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2208 | where
[INFO] [stdout] 2209 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `dyn BwTraceConfig: serde::de::Deserialize<'_>` is not satisfied
[INFO] [stdout]     --> src/lib.rs:333:43
[INFO] [stdout]      |
[INFO] [stdout] 333  |         let des: Box<dyn BwTraceConfig> = serde_json::from_str(des_str).unwrap();
[INFO] [stdout]      |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `serde::de::Deserialize<'_>` is not implemented for `dyn BwTraceConfig`, which is required by `Box<dyn BwTraceConfig>: serde::de::Deserialize<'_>`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the following other types implement trait `serde::de::Deserialize<'de>`:
[INFO] [stdout]                &'a Path
[INFO] [stdout]                &'a [u8]
[INFO] [stdout]                &'a str
[INFO] [stdout]                ()
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]              and 142 others
[INFO] [stdout]      = note: required for `Box<dyn BwTraceConfig>` to implement `serde::de::Deserialize<'_>`
[INFO] [stdout] note: required by a bound in `serde_json::from_str`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.116/src/de.rs:2676:8
[INFO] [stdout]      |
[INFO] [stdout] 2674 | pub fn from_str<'a, T>(s: &'a str) -> Result<T>
[INFO] [stdout]      |        -------- required by a bound in this function
[INFO] [stdout] 2675 | where
[INFO] [stdout] 2676 |     T: de::Deserialize<'a>,
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^ required by this bound in `from_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `netem-trace` (lib test) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "a1d42da826b6f6f21b56a9fc7a50d506e8a535c38631fdb06841a4930d3592bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d42da826b6f6f21b56a9fc7a50d506e8a535c38631fdb06841a4930d3592bc", kill_on_drop: false }`
[INFO] [stdout] a1d42da826b6f6f21b56a9fc7a50d506e8a535c38631fdb06841a4930d3592bc
