[INFO] fetching crate serde_json_v8 0.1.1... [INFO] testing serde_json_v8-0.1.1 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate serde_json_v8 0.1.1 into /workspace/builds/worker-61/source [INFO] validating manifest of crates.io crate serde_json_v8 0.1.1 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-61/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c8f3a0d2ee481903db3fbb4612662e00595b3185b5d26305305b474bda7fc31a [INFO] running `Command { std: "docker" "start" "-a" "c8f3a0d2ee481903db3fbb4612662e00595b3185b5d26305305b474bda7fc31a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8f3a0d2ee481903db3fbb4612662e00595b3185b5d26305305b474bda7fc31a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8f3a0d2ee481903db3fbb4612662e00595b3185b5d26305305b474bda7fc31a", kill_on_drop: false }` [INFO] [stdout] c8f3a0d2ee481903db3fbb4612662e00595b3185b5d26305305b474bda7fc31a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51d7d3b54a327210b37e0375560a8b331c7e3d5c64a1d062910383bbfbe0dc83 [INFO] running `Command { std: "docker" "start" "-a" "51d7d3b54a327210b37e0375560a8b331c7e3d5c64a1d062910383bbfbe0dc83", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling ryu-js v0.2.2 [INFO] [stderr] Compiling quote v1.0.15 [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 16.99s [INFO] running `Command { std: "docker" "inspect" "51d7d3b54a327210b37e0375560a8b331c7e3d5c64a1d062910383bbfbe0dc83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51d7d3b54a327210b37e0375560a8b331c7e3d5c64a1d062910383bbfbe0dc83", kill_on_drop: false }` [INFO] [stdout] 51d7d3b54a327210b37e0375560a8b331c7e3d5c64a1d062910383bbfbe0dc83 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a12c57e886364e8277f2f4e03e814bc1ae143fd21594d1f71d3db8516aa1db91 [INFO] running `Command { std: "docker" "start" "-a" "a12c57e886364e8277f2f4e03e814bc1ae143fd21594d1f71d3db8516aa1db91", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling compiletest_rs v0.3.26 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling automod v0.1.2 [INFO] [stderr] Compiling serde_bytes v0.11.5 [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 backtrace v0.3.64 [INFO] [stderr] Compiling psm v0.1.17 [INFO] [stderr] Compiling stacker v0.1.14 [INFO] [stderr] Compiling object v0.27.1 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling dirs-sys v0.3.6 [INFO] [stderr] Compiling filetime v0.2.15 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling term v0.6.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling serde_stacker v0.1.4 [INFO] [stderr] Compiling tester v0.6.0 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling rustfix v0.4.6 [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 9.46s [INFO] running `Command { std: "docker" "inspect" "a12c57e886364e8277f2f4e03e814bc1ae143fd21594d1f71d3db8516aa1db91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a12c57e886364e8277f2f4e03e814bc1ae143fd21594d1f71d3db8516aa1db91", kill_on_drop: false }` [INFO] [stdout] a12c57e886364e8277f2f4e03e814bc1ae143fd21594d1f71d3db8516aa1db91 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 441843372ebc8f5250e599552f3933ef374ecaf5fb52c2d2795ef377b422cdfd [INFO] running `Command { std: "docker" "start" "-a" "441843372ebc8f5250e599552f3933ef374ecaf5fb52c2d2795ef377b422cdfd", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 0.33s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/serde_json_v8-45f2095eff6a95dc) [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 121) ... FAILED [INFO] [stdout] test src/lib.rs - (line 244) ... 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 184) ... ok [INFO] [stdout] test src/lib.rs - (line 63) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [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] ---- 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] [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 0.56s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "441843372ebc8f5250e599552f3933ef374ecaf5fb52c2d2795ef377b422cdfd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "441843372ebc8f5250e599552f3933ef374ecaf5fb52c2d2795ef377b422cdfd", kill_on_drop: false }` [INFO] [stdout] 441843372ebc8f5250e599552f3933ef374ecaf5fb52c2d2795ef377b422cdfd