[INFO] fetching crate revolt_imghdr 0.7.0...
[INFO] testing revolt_imghdr-0.7.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate revolt_imghdr 0.7.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate revolt_imghdr 0.7.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate revolt_imghdr 0.7.0
[INFO] tweaked toml for crates.io crate revolt_imghdr 0.7.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate revolt_imghdr 0.7.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate revolt_imghdr 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83c4ddd9066960b0e009ee9dd8ba3fcac6e4a5cf26caf9d20b6c2527a3cc566a
[INFO] running `Command { std: "docker" "start" "-a" "83c4ddd9066960b0e009ee9dd8ba3fcac6e4a5cf26caf9d20b6c2527a3cc566a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83c4ddd9066960b0e009ee9dd8ba3fcac6e4a5cf26caf9d20b6c2527a3cc566a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c4ddd9066960b0e009ee9dd8ba3fcac6e4a5cf26caf9d20b6c2527a3cc566a", kill_on_drop: false }`
[INFO] [stdout] 83c4ddd9066960b0e009ee9dd8ba3fcac6e4a5cf26caf9d20b6c2527a3cc566a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e87f64752a51302b5185f11a2ad004488cf44ab8fcba07eddb9f1dc830f563a3
[INFO] running `Command { std: "docker" "start" "-a" "e87f64752a51302b5185f11a2ad004488cf44ab8fcba07eddb9f1dc830f563a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling revolt_imghdr v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "e87f64752a51302b5185f11a2ad004488cf44ab8fcba07eddb9f1dc830f563a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87f64752a51302b5185f11a2ad004488cf44ab8fcba07eddb9f1dc830f563a3", kill_on_drop: false }`
[INFO] [stdout] e87f64752a51302b5185f11a2ad004488cf44ab8fcba07eddb9f1dc830f563a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 836b457663a27c70fcff849ea339d17198395da463c04b121cc0d28f30b8fec5
[INFO] running `Command { std: "docker" "start" "-a" "836b457663a27c70fcff849ea339d17198395da463c04b121cc0d28f30b8fec5", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling unicode-width v0.1.13
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling revolt_imghdr v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `imghdr`
[INFO] [stdout]  --> tests/mod.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate imghdr;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `imghdr`
[INFO] [stdout]  --> examples/what.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate imghdr;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `revolt_imghdr` (example "what") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `revolt_imghdr` (test "mod") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "836b457663a27c70fcff849ea339d17198395da463c04b121cc0d28f30b8fec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "836b457663a27c70fcff849ea339d17198395da463c04b121cc0d28f30b8fec5", kill_on_drop: false }`
[INFO] [stdout] 836b457663a27c70fcff849ea339d17198395da463c04b121cc0d28f30b8fec5