[INFO] crate serde_json_v8 0.0.1 is already in cache [INFO] testing serde_json_v8-0.0.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] extracting crate serde_json_v8 0.0.1 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate serde_json_v8 0.0.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate serde_json_v8 0.0.1 [INFO] finished tweaking crates.io crate serde_json_v8 0.0.1 [INFO] tweaked toml for crates.io crate serde_json_v8 0.0.1 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 558822198e9e57bed51aca22f0d8a34df7145fe3743dec1a2a2c18d8ea96bc1f [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" "558822198e9e57bed51aca22f0d8a34df7145fe3743dec1a2a2c18d8ea96bc1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "558822198e9e57bed51aca22f0d8a34df7145fe3743dec1a2a2c18d8ea96bc1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "558822198e9e57bed51aca22f0d8a34df7145fe3743dec1a2a2c18d8ea96bc1f", kill_on_drop: false }` [INFO] [stdout] 558822198e9e57bed51aca22f0d8a34df7145fe3743dec1a2a2c18d8ea96bc1f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24379f61ec854f57e645647f8b350a35fabae92479a35755158493f43e161397 [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" "24379f61ec854f57e645647f8b350a35fabae92479a35755158493f43e161397", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Compiling serde_json_v8 v0.0.1 (/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 37.12s [INFO] running `Command { std: "docker" "inspect" "24379f61ec854f57e645647f8b350a35fabae92479a35755158493f43e161397", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24379f61ec854f57e645647f8b350a35fabae92479a35755158493f43e161397", kill_on_drop: false }` [INFO] [stdout] 24379f61ec854f57e645647f8b350a35fabae92479a35755158493f43e161397 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f573ab8d58222f5e37742e85d6f1303123ba986728cb325c3e104b693563bcdd [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" "f573ab8d58222f5e37742e85d6f1303123ba986728cb325c3e104b693563bcdd", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling automod v0.1.2 [INFO] [stderr] Compiling serde_bytes v0.11.5 [INFO] [stderr] Compiling dirs-sys v0.3.5 [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 log v0.4.11 [INFO] [stderr] Compiling filetime v0.2.10 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling term v0.6.1 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling backtrace v0.3.50 [INFO] [stderr] Compiling psm v0.1.10 [INFO] [stderr] Compiling stacker v0.1.9 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling tester v0.6.0 [INFO] [stderr] Compiling serde_stacker v0.1.4 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling rustfix v0.4.6 [INFO] [stderr] Compiling compiletest_rs v0.3.26 [INFO] [stderr] Compiling serde_json_v8 v0.0.1 (/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 28.39s [INFO] running `Command { std: "docker" "inspect" "f573ab8d58222f5e37742e85d6f1303123ba986728cb325c3e104b693563bcdd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f573ab8d58222f5e37742e85d6f1303123ba986728cb325c3e104b693563bcdd", kill_on_drop: false }` [INFO] [stdout] f573ab8d58222f5e37742e85d6f1303123ba986728cb325c3e104b693563bcdd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d5d365610429f587a4793ffa713b3e66d896fd11583c40fc3caeb5b39e1c8b6c [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" "d5d365610429f587a4793ffa713b3e66d896fd11583c40fc3caeb5b39e1c8b6c", 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: 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 0.14s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/serde_json_v8-75df249090d8e49d [INFO] [stdout] [INFO] [stderr] Doc-tests serde_json_v8 [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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 63) ... ok [INFO] [stdout] test src/lib.rs - (line 184) ... ok [INFO] [stdout] test src/lib.rs - (line 213) ... 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 [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "d5d365610429f587a4793ffa713b3e66d896fd11583c40fc3caeb5b39e1c8b6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5d365610429f587a4793ffa713b3e66d896fd11583c40fc3caeb5b39e1c8b6c", kill_on_drop: false }` [INFO] [stdout] d5d365610429f587a4793ffa713b3e66d896fd11583c40fc3caeb5b39e1c8b6c