[INFO] fetching crate gen_value 0.7.0...
[INFO] checking gen_value-0.7.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate gen_value 0.7.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate gen_value 0.7.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gen_value 0.7.0
[INFO] finished tweaking crates.io crate gen_value 0.7.0
[INFO] tweaked toml for crates.io crate gen_value 0.7.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c44f8ff16b78d1b2d1a9909e77c2e1263610ede6b0a07c734ac8762d7f48eff4
[INFO] running `Command { std: "docker" "start" "-a" "c44f8ff16b78d1b2d1a9909e77c2e1263610ede6b0a07c734ac8762d7f48eff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c44f8ff16b78d1b2d1a9909e77c2e1263610ede6b0a07c734ac8762d7f48eff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c44f8ff16b78d1b2d1a9909e77c2e1263610ede6b0a07c734ac8762d7f48eff4", kill_on_drop: false }`
[INFO] [stdout] c44f8ff16b78d1b2d1a9909e77c2e1263610ede6b0a07c734ac8762d7f48eff4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31f2fa707bea70151d858997c392f2e0417d7cc31871390c4316e2475aa543a1
[INFO] running `Command { std: "docker" "start" "-a" "31f2fa707bea70151d858997c392f2e0417d7cc31871390c4316e2475aa543a1", kill_on_drop: false }`
[INFO] [stderr]     Checking gen_value v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:120:50
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:16:5
[INFO] [stdout]     |
[INFO] [stdout] 16  |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 120 -     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stdout] 120 +     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:120:50
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:16:5
[INFO] [stdout]     |
[INFO] [stdout] 16  |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 120 -     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stdout] 120 +     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "31f2fa707bea70151d858997c392f2e0417d7cc31871390c4316e2475aa543a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f2fa707bea70151d858997c392f2e0417d7cc31871390c4316e2475aa543a1", kill_on_drop: false }`
[INFO] [stdout] 31f2fa707bea70151d858997c392f2e0417d7cc31871390c4316e2475aa543a1
[INFO] checking gen_value-0.7.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate gen_value 0.7.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate gen_value 0.7.0 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gen_value 0.7.0
[INFO] finished tweaking crates.io crate gen_value 0.7.0
[INFO] tweaked toml for crates.io crate gen_value 0.7.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 392e5654429c4b2087b6dcb5e7f667328b1615e61b78aca94771dc3ed39bbc0e
[INFO] running `Command { std: "docker" "start" "-a" "392e5654429c4b2087b6dcb5e7f667328b1615e61b78aca94771dc3ed39bbc0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "392e5654429c4b2087b6dcb5e7f667328b1615e61b78aca94771dc3ed39bbc0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "392e5654429c4b2087b6dcb5e7f667328b1615e61b78aca94771dc3ed39bbc0e", kill_on_drop: false }`
[INFO] [stdout] 392e5654429c4b2087b6dcb5e7f667328b1615e61b78aca94771dc3ed39bbc0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d3075b9bb873ac6946c9b4d344475220a9b1341de1af5273164861814b70b82
[INFO] running `Command { std: "docker" "start" "-a" "8d3075b9bb873ac6946c9b4d344475220a9b1341de1af5273164861814b70b82", kill_on_drop: false }`
[INFO] [stderr]     Checking gen_value v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:120:50
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:16:5
[INFO] [stdout]     |
[INFO] [stdout] 16  |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 120 -     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stdout] 120 +     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:120:50
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:16:5
[INFO] [stdout]     |
[INFO] [stdout] 16  |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 120 -     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stdout] 120 +     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "8d3075b9bb873ac6946c9b4d344475220a9b1341de1af5273164861814b70b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d3075b9bb873ac6946c9b4d344475220a9b1341de1af5273164861814b70b82", kill_on_drop: false }`
[INFO] [stdout] 8d3075b9bb873ac6946c9b4d344475220a9b1341de1af5273164861814b70b82