[INFO] fetching crate netem-trace 0.3.0...
[INFO] checking netem-trace-0.3.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate netem-trace 0.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate netem-trace 0.3.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "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-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bandwidth v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e6850d900f2b000cce3d1d1485bcef070760188d6e9bd88580811a72e7691c7
[INFO] running `Command { std: "docker" "start" "-a" "5e6850d900f2b000cce3d1d1485bcef070760188d6e9bd88580811a72e7691c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e6850d900f2b000cce3d1d1485bcef070760188d6e9bd88580811a72e7691c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e6850d900f2b000cce3d1d1485bcef070760188d6e9bd88580811a72e7691c7", kill_on_drop: false }`
[INFO] [stdout] 5e6850d900f2b000cce3d1d1485bcef070760188d6e9bd88580811a72e7691c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27597541311b8312b32de8d6f2c4640867e30a8b29c883d4a535ed80450b47c5
[INFO] running `Command { std: "docker" "start" "-a" "27597541311b8312b32de8d6f2c4640867e30a8b29c883d4a535ed80450b47c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking dyn-clone v1.0.17
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking bandwidth v0.3.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[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] [stdout] warning: the item `StaticDelayConfig` is imported redundantly
[INFO] [stdout]    --> src/model/delay.rs:315:9
[INFO] [stdout]     |
[INFO] [stdout] 314 |     use super::*;
[INFO] [stdout]     |         -------- the item `StaticDelayConfig` is already imported here
[INFO] [stdout] 315 |     use crate::model::StaticDelayConfig;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DelayTrace` is imported redundantly
[INFO] [stdout]    --> src/model/delay.rs:316:9
[INFO] [stdout]     |
[INFO] [stdout] 314 |     use super::*;
[INFO] [stdout]     |         -------- the item `DelayTrace` is already imported here
[INFO] [stdout] 315 |     use crate::model::StaticDelayConfig;
[INFO] [stdout] 316 |     use crate::DelayTrace;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `StaticLossConfig` is imported redundantly
[INFO] [stdout]    --> src/model/loss.rs:311:9
[INFO] [stdout]     |
[INFO] [stdout] 310 |     use super::*;
[INFO] [stdout]     |         -------- the item `StaticLossConfig` is already imported here
[INFO] [stdout] 311 |     use crate::model::StaticLossConfig;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `LossTrace` is imported redundantly
[INFO] [stdout]    --> src/model/loss.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 310 |     use super::*;
[INFO] [stdout]     |         -------- the item `LossTrace` is already imported here
[INFO] [stdout] 311 |     use crate::model::StaticLossConfig;
[INFO] [stdout] 312 |     use crate::LossTrace;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 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-1.0.115/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]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 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-1.0.115/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]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 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-1.0.115/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]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 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-1.0.115/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]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 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-1.0.115/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]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 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-1.0.115/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; 4 warnings emitted
[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; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "27597541311b8312b32de8d6f2c4640867e30a8b29c883d4a535ed80450b47c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27597541311b8312b32de8d6f2c4640867e30a8b29c883d4a535ed80450b47c5", kill_on_drop: false }`
[INFO] [stdout] 27597541311b8312b32de8d6f2c4640867e30a8b29c883d4a535ed80450b47c5
