[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 master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZatchBo%2Fjson_io" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ZatchBo/json_io on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-4/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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 iter-read v0.2.1 [INFO] [stderr] Downloaded serde-pickle v0.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 977933aa4afea21b01c61383687909fe99a26c5476b214768190f37ace0d8805 [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" "977933aa4afea21b01c61383687909fe99a26c5476b214768190f37ace0d8805", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "977933aa4afea21b01c61383687909fe99a26c5476b214768190f37ace0d8805", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "977933aa4afea21b01c61383687909fe99a26c5476b214768190f37ace0d8805", kill_on_drop: false }` [INFO] [stdout] 977933aa4afea21b01c61383687909fe99a26c5476b214768190f37ace0d8805 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef81c808e9b42e749e30f31ee71988505eff9482a6e43d173f0e3b438c5602f4 [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" "ef81c808e9b42e749e30f31ee71988505eff9482a6e43d173f0e3b438c5602f4", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling serde v1.0.101 [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 proc-macro2 v1.0.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling syn v1.0.5 [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: 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: 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] 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: 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" "ef81c808e9b42e749e30f31ee71988505eff9482a6e43d173f0e3b438c5602f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef81c808e9b42e749e30f31ee71988505eff9482a6e43d173f0e3b438c5602f4", kill_on_drop: false }` [INFO] [stdout] ef81c808e9b42e749e30f31ee71988505eff9482a6e43d173f0e3b438c5602f4