[INFO] cloning repository https://github.com/ZatchBo/json_io [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZatchBo/json_io" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZatchBo%2Fjson_io", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZatchBo%2Fjson_io'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0170e95a9113eb4616383c7238f70c33d494acc3 [INFO] checking ZatchBo/json_io against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZatchBo%2Fjson_io" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ZatchBo/json_io on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ZatchBo/json_io [INFO] finished tweaking git repo https://github.com/ZatchBo/json_io [INFO] tweaked toml for git repo https://github.com/ZatchBo/json_io written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/ZatchBo/json_io already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b822504e9e5c95cfb420af6fef23cb719ff8dadb000e0c756b2600ab0984675e [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" "b822504e9e5c95cfb420af6fef23cb719ff8dadb000e0c756b2600ab0984675e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b822504e9e5c95cfb420af6fef23cb719ff8dadb000e0c756b2600ab0984675e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b822504e9e5c95cfb420af6fef23cb719ff8dadb000e0c756b2600ab0984675e", kill_on_drop: false }` [INFO] [stdout] b822504e9e5c95cfb420af6fef23cb719ff8dadb000e0c756b2600ab0984675e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac494022b3639ec555ae5b2b60c818631525aca0b258e749cb04c7d6aeb0cdfb [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" "ac494022b3639ec555ae5b2b60c818631525aca0b258e749cb04c7d6aeb0cdfb", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling proc-macro2 v1.0.3 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Checking iter-read v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Checking serde-pickle v0.5.1 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking json_io v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0405]: cannot find trait `Serialize` in this scope [INFO] [stdout] --> src/structs.rs:144:27 [INFO] [stdout] | [INFO] [stdout] 144 | pub fn pickle_json [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 144 | use crate::structs::Serialize; [INFO] [stdout] | [INFO] [stdout] 144 | use serde::Serialize; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0405]: cannot find trait `DeserializeOwned` in this scope [INFO] [stdout] --> src/structs.rs:144:39 [INFO] [stdout] | [INFO] [stdout] 144 | pub fn pickle_json [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 144 | use crate::structs::DeserializeOwned; [INFO] [stdout] | [INFO] [stdout] 144 | use serde::de::DeserializeOwned; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0405]: cannot find trait `Serialize` in this scope [INFO] [stdout] --> src/structs.rs:166:29 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn depickle_json [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 144 | use crate::structs::Serialize; [INFO] [stdout] | [INFO] [stdout] 144 | use serde::Serialize; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0405]: cannot find trait `DeserializeOwned` in this scope [INFO] [stdout] --> src/structs.rs:166:41 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn depickle_json [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 144 | use crate::structs::DeserializeOwned; [INFO] [stdout] | [INFO] [stdout] 144 | use serde::de::DeserializeOwned; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde::de::DeserializeOwned` [INFO] [stdout] --> src/structs.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use serde::de::DeserializeOwned; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0405]: cannot find trait `Serialize` in this scope [INFO] [stdout] --> src/structs.rs:144:27 [INFO] [stdout] | [INFO] [stdout] 144 | pub fn pickle_json [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 144 | use crate::structs::Serialize; [INFO] [stdout] | [INFO] [stdout] 144 | use serde::Serialize; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0405]: cannot find trait `DeserializeOwned` in this scope [INFO] [stdout] --> src/structs.rs:144:39 [INFO] [stdout] | [INFO] [stdout] 144 | pub fn pickle_json [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 144 | use crate::structs::DeserializeOwned; [INFO] [stdout] | [INFO] [stdout] 144 | use serde::de::DeserializeOwned; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0405]: cannot find trait `Serialize` in this scope [INFO] [stdout] --> src/structs.rs:166:29 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn depickle_json [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 144 | use crate::structs::Serialize; [INFO] [stdout] | [INFO] [stdout] 144 | use serde::Serialize; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0405]: cannot find trait `DeserializeOwned` in this scope [INFO] [stdout] --> src/structs.rs:166:41 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn depickle_json [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 144 | use crate::structs::DeserializeOwned; [INFO] [stdout] | [INFO] [stdout] 144 | use serde::de::DeserializeOwned; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0405`. [INFO] [stdout] [INFO] [stderr] error: could not compile `json_io` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `serde::de::DeserializeOwned` [INFO] [stdout] --> src/structs.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use serde::de::DeserializeOwned; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0405`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "ac494022b3639ec555ae5b2b60c818631525aca0b258e749cb04c7d6aeb0cdfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac494022b3639ec555ae5b2b60c818631525aca0b258e749cb04c7d6aeb0cdfb", kill_on_drop: false }` [INFO] [stdout] ac494022b3639ec555ae5b2b60c818631525aca0b258e749cb04c7d6aeb0cdfb