[INFO] fetching crate serde_json_v8 0.1.1... [INFO] testing serde_json_v8-0.1.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate serde_json_v8 0.1.1 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate serde_json_v8 0.1.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded automod v0.1.2 [INFO] [stderr] Downloaded ryu-js v0.2.1 [INFO] [stderr] Downloaded serde_stacker v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2da83c61c7abde8049cc65a40ba58169c9b5b104279cf6d9596b7cd7ef952387 [INFO] running `Command { std: "docker" "start" "-a" "2da83c61c7abde8049cc65a40ba58169c9b5b104279cf6d9596b7cd7ef952387", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2da83c61c7abde8049cc65a40ba58169c9b5b104279cf6d9596b7cd7ef952387", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2da83c61c7abde8049cc65a40ba58169c9b5b104279cf6d9596b7cd7ef952387", kill_on_drop: false }` [INFO] [stdout] 2da83c61c7abde8049cc65a40ba58169c9b5b104279cf6d9596b7cd7ef952387 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ce4da5fb3281f06ab680af8d662498f32a0b37eb4fabde01d6ce345426de47a [INFO] running `Command { std: "docker" "start" "-a" "7ce4da5fb3281f06ab680af8d662498f32a0b37eb4fabde01d6ce345426de47a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling ryu-js v0.2.1 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling quote v1.0.9 [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 21.46s [INFO] running `Command { std: "docker" "inspect" "7ce4da5fb3281f06ab680af8d662498f32a0b37eb4fabde01d6ce345426de47a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ce4da5fb3281f06ab680af8d662498f32a0b37eb4fabde01d6ce345426de47a", kill_on_drop: false }` [INFO] [stdout] 7ce4da5fb3281f06ab680af8d662498f32a0b37eb4fabde01d6ce345426de47a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4e3d9d40b7b6d6f1226d01b465415cc9ba8958f2907d1fd206fe52a205a9de23 [INFO] running `Command { std: "docker" "start" "-a" "4e3d9d40b7b6d6f1226d01b465415cc9ba8958f2907d1fd206fe52a205a9de23", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling gimli v0.24.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling rustc-demangle v0.1.19 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling compiletest_rs v0.3.26 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling dirs-sys v0.3.6 [INFO] [stderr] Compiling filetime v0.2.14 [INFO] [stderr] Compiling object v0.25.2 [INFO] [stderr] Compiling synstructure v0.12.4 [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 getopts v0.2.21 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling term v0.6.1 [INFO] [stderr] Compiling backtrace v0.3.60 [INFO] [stderr] Compiling psm v0.1.13 [INFO] [stderr] Compiling stacker v0.1.14 [INFO] [stderr] Compiling tester v0.6.0 [INFO] [stderr] Compiling serde_stacker v0.1.4 [INFO] [stderr] Compiling addr2line v0.15.2 [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 15.54s [INFO] running `Command { std: "docker" "inspect" "4e3d9d40b7b6d6f1226d01b465415cc9ba8958f2907d1fd206fe52a205a9de23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e3d9d40b7b6d6f1226d01b465415cc9ba8958f2907d1fd206fe52a205a9de23", kill_on_drop: false }` [INFO] [stdout] 4e3d9d40b7b6d6f1226d01b465415cc9ba8958f2907d1fd206fe52a205a9de23 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 43b0e70567d447e1cf013336d566bd16f7af3741e8ab2e40b4b8b9198d0fd5b5 [INFO] running `Command { std: "docker" "start" "-a" "43b0e70567d447e1cf013336d566bd16f7af3741e8ab2e40b4b8b9198d0fd5b5", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/lib.rs:321:1 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 321 | #[macro_use] [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/serde_json_v8-de28511be596a571) [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 63) ... ok [INFO] [stdout] test src/lib.rs - (line 43) ... ok [INFO] [stdout] test src/lib.rs - (line 213) ... ok [INFO] [stderr] error: test failed, to rerun pass '--doc' [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 0.80s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "43b0e70567d447e1cf013336d566bd16f7af3741e8ab2e40b4b8b9198d0fd5b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43b0e70567d447e1cf013336d566bd16f7af3741e8ab2e40b4b8b9198d0fd5b5", kill_on_drop: false }` [INFO] [stdout] 43b0e70567d447e1cf013336d566bd16f7af3741e8ab2e40b4b8b9198d0fd5b5