[INFO] fetching crate duplicate 2.0.0...
[INFO] checking duplicate-2.0.0 against try#0c7fed2b7584d310ca8221267fa1b3bec4df427f for pr-133502-4
[INFO] extracting crate duplicate 2.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate duplicate 2.0.0 on toolchain 0c7fed2b7584d310ca8221267fa1b3bec4df427f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate duplicate 2.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate duplicate 2.0.0
[INFO] tweaked toml for crates.io crate duplicate 2.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f308f086da6b91492c2daef8a0a4f1bc94465c31b3087a73bb4b197be3d7c0e
[INFO] running `Command { std: "docker" "start" "-a" "9f308f086da6b91492c2daef8a0a4f1bc94465c31b3087a73bb4b197be3d7c0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f308f086da6b91492c2daef8a0a4f1bc94465c31b3087a73bb4b197be3d7c0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f308f086da6b91492c2daef8a0a4f1bc94465c31b3087a73bb4b197be3d7c0e", kill_on_drop: false }`
[INFO] [stdout] 9f308f086da6b91492c2daef8a0a4f1bc94465c31b3087a73bb4b197be3d7c0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a7ab9ea65834fbd5a0df92fce4b5bc7c096ea4d195245f987ab71b97ced20ca
[INFO] running `Command { std: "docker" "start" "-a" "6a7ab9ea65834fbd5a0df92fce4b5bc7c096ea4d195245f987ab71b97ced20ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]     Checking heck v0.5.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking duplicate v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking toml_edit v0.22.24
[INFO] [stderr]     Checking toml v0.8.20
[INFO] [stderr]     Checking duplicate_macrotest v1.0.7
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.41s
[INFO] running `Command { std: "docker" "inspect" "6a7ab9ea65834fbd5a0df92fce4b5bc7c096ea4d195245f987ab71b97ced20ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a7ab9ea65834fbd5a0df92fce4b5bc7c096ea4d195245f987ab71b97ced20ca", kill_on_drop: false }`
[INFO] [stdout] 6a7ab9ea65834fbd5a0df92fce4b5bc7c096ea4d195245f987ab71b97ced20ca