[INFO] fetching crate serde_json_v8 0.1.1... [INFO] testing serde_json_v8-0.1.1 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate serde_json_v8 0.1.1 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate serde_json_v8 0.1.1 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate serde_json_v8 0.1.1 [INFO] finished tweaking crates.io crate serde_json_v8 0.1.1 [INFO] tweaked toml for crates.io crate serde_json_v8 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded automod v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 74a277e68854db5c4cebdee783d45f8750401d4386a7240b15d1bd54390d4e82 [INFO] running `Command { std: "docker" "start" "-a" "74a277e68854db5c4cebdee783d45f8750401d4386a7240b15d1bd54390d4e82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "74a277e68854db5c4cebdee783d45f8750401d4386a7240b15d1bd54390d4e82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74a277e68854db5c4cebdee783d45f8750401d4386a7240b15d1bd54390d4e82", kill_on_drop: false }` [INFO] [stdout] 74a277e68854db5c4cebdee783d45f8750401d4386a7240b15d1bd54390d4e82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4c3c09ff66d249dcba4c94384e481f0a1a2b4a7e007cd6e68cfbb9648f0bbc01 [INFO] running `Command { std: "docker" "start" "-a" "4c3c09ff66d249dcba4c94384e481f0a1a2b4a7e007cd6e68cfbb9648f0bbc01", kill_on_drop: false }` [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Compiling ryu-js v0.2.1 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling serde_json_v8 v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:321:1 [INFO] [stdout] | [INFO] [stdout] 321 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.68s [INFO] running `Command { std: "docker" "inspect" "4c3c09ff66d249dcba4c94384e481f0a1a2b4a7e007cd6e68cfbb9648f0bbc01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c3c09ff66d249dcba4c94384e481f0a1a2b4a7e007cd6e68cfbb9648f0bbc01", kill_on_drop: false }` [INFO] [stdout] 4c3c09ff66d249dcba4c94384e481f0a1a2b4a7e007cd6e68cfbb9648f0bbc01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 26e0883d41568ff2d30c29785c199074d57098e229f176769848ba377b53dfcf [INFO] running `Command { std: "docker" "start" "-a" "26e0883d41568ff2d30c29785c199074d57098e229f176769848ba377b53dfcf", kill_on_drop: false }` [INFO] [stderr] Compiling compiletest_rs v0.3.26 [INFO] [stderr] Compiling psm v0.1.16 [INFO] [stderr] Compiling stacker v0.1.14 [INFO] [stderr] Compiling filetime v0.2.15 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling automod v0.1.2 [INFO] [stderr] Compiling serde_bytes v0.11.5 [INFO] [stderr] Compiling rustfix v0.4.6 [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:321:1 [INFO] [stdout] | [INFO] [stdout] 321 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling term v0.6.1 [INFO] [stderr] Compiling serde_stacker v0.1.4 [INFO] [stderr] Compiling tester v0.6.0 [INFO] [stderr] Compiling serde_json_v8 v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:321:1 [INFO] [stdout] | [INFO] [stdout] 321 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.16s [INFO] running `Command { std: "docker" "inspect" "26e0883d41568ff2d30c29785c199074d57098e229f176769848ba377b53dfcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26e0883d41568ff2d30c29785c199074d57098e229f176769848ba377b53dfcf", kill_on_drop: false }` [INFO] [stdout] 26e0883d41568ff2d30c29785c199074d57098e229f176769848ba377b53dfcf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e54fbb1a3cc4afa8f2d36491a5fd7ef679f10494f7729f1a910ad55059fbfe32 [INFO] running `Command { std: "docker" "start" "-a" "e54fbb1a3cc4afa8f2d36491a5fd7ef679f10494f7729f1a910ad55059fbfe32", kill_on_drop: false }` [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:321:1 [INFO] [stderr] | [INFO] [stderr] 321 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `serde_json_v8` (lib) generated 1 warning [INFO] [stderr] warning: `serde_json_v8` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/serde_json_v8-c781bb43aaf7866e) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests serde_json_v8 [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/lib.rs - (line 244) ... FAILED [INFO] [stdout] test src/lib.rs - (line 121) ... FAILED [INFO] [stdout] test src/lib.rs - (line 43) ... ok [INFO] [stdout] test src/lib.rs - (line 213) ... ok [INFO] [stdout] test src/lib.rs - (line 63) ... ok [INFO] [stdout] test src/lib.rs - (line 184) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 244) stdout ---- [INFO] [stdout] error[E0252]: the name `Deserialize` is defined multiple times [INFO] [stdout] --> src/lib.rs:246:13 [INFO] [stdout] | [INFO] [stdout] 2 | use serde_derive::{Deserialize, Serialize}; [INFO] [stdout] | ----------- previous import of the macro `Deserialize` here [INFO] [stdout] 3 | use serde::{Deserialize, Serialize}; [INFO] [stdout] | ^^^^^^^^^^^-- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` reimported here [INFO] [stdout] | help: remove unnecessary import [INFO] [stdout] | [INFO] [stdout] = note: `Deserialize` must be defined only once in the macro namespace of this module [INFO] [stdout] [INFO] [stdout] error[E0252]: the name `Serialize` is defined multiple times [INFO] [stdout] --> src/lib.rs:246:26 [INFO] [stdout] | [INFO] [stdout] 2 | use serde_derive::{Deserialize, Serialize}; [INFO] [stdout] | --------- previous import of the macro `Serialize` here [INFO] [stdout] 3 | use serde::{Deserialize, Serialize}; [INFO] [stdout] | ^^^^^^^^^ `Serialize` reimported here [INFO] [stdout] | [INFO] [stdout] = note: `Serialize` must be defined only once in the macro namespace of this module [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0252`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 121) stdout ---- [INFO] [stdout] error[E0252]: the name `Deserialize` is defined multiple times [INFO] [stdout] --> src/lib.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 2 | use serde_derive::{Deserialize, Serialize}; [INFO] [stdout] | ----------- previous import of the macro `Deserialize` here [INFO] [stdout] 3 | use serde::{Deserialize, Serialize}; [INFO] [stdout] | ^^^^^^^^^^^-- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` reimported here [INFO] [stdout] | help: remove unnecessary import [INFO] [stdout] | [INFO] [stdout] = note: `Deserialize` must be defined only once in the macro namespace of this module [INFO] [stdout] [INFO] [stdout] error[E0252]: the name `Serialize` is defined multiple times [INFO] [stdout] --> src/lib.rs:123:26 [INFO] [stdout] | [INFO] [stdout] 2 | use serde_derive::{Deserialize, Serialize}; [INFO] [stdout] | --------- previous import of the macro `Serialize` here [INFO] [stdout] 3 | use serde::{Deserialize, Serialize}; [INFO] [stdout] | ^^^^^^^^^ `Serialize` reimported here [INFO] [stdout] | [INFO] [stdout] = note: `Serialize` must be defined only once in the macro namespace of this module [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0252`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 121) [INFO] [stdout] src/lib.rs - (line 244) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 4 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "e54fbb1a3cc4afa8f2d36491a5fd7ef679f10494f7729f1a910ad55059fbfe32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e54fbb1a3cc4afa8f2d36491a5fd7ef679f10494f7729f1a910ad55059fbfe32", kill_on_drop: false }` [INFO] [stdout] e54fbb1a3cc4afa8f2d36491a5fd7ef679f10494f7729f1a910ad55059fbfe32