[INFO] fetching crate souvenir-core 0.5.5...
[INFO] testing souvenir-core-0.5.5 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate souvenir-core 0.5.5 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate souvenir-core 0.5.5
[INFO] finished tweaking crates.io crate souvenir-core 0.5.5
[INFO] tweaked toml for crates.io crate souvenir-core 0.5.5 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate souvenir-core 0.5.5 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate souvenir-core 0.5.5 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9ba76173166da99375023eb66f8adf57b30f1f072c30cdfd8414f2caf01fe72
[INFO] running `Command { std: "docker" "start" "-a" "d9ba76173166da99375023eb66f8adf57b30f1f072c30cdfd8414f2caf01fe72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9ba76173166da99375023eb66f8adf57b30f1f072c30cdfd8414f2caf01fe72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9ba76173166da99375023eb66f8adf57b30f1f072c30cdfd8414f2caf01fe72", kill_on_drop: false }`
[INFO] [stdout] d9ba76173166da99375023eb66f8adf57b30f1f072c30cdfd8414f2caf01fe72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f11de27ba9c2c9c5114bb27833dbc0b95142d941ac780f08f14c3e3ae1208e9
[INFO] running `Command { std: "docker" "start" "-a" "9f11de27ba9c2c9c5114bb27833dbc0b95142d941ac780f08f14c3e3ae1208e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling souvenir-core v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "9f11de27ba9c2c9c5114bb27833dbc0b95142d941ac780f08f14c3e3ae1208e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f11de27ba9c2c9c5114bb27833dbc0b95142d941ac780f08f14c3e3ae1208e9", kill_on_drop: false }`
[INFO] [stdout] 9f11de27ba9c2c9c5114bb27833dbc0b95142d941ac780f08f14c3e3ae1208e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 726c6b831c15cb304b7680b7e207cbe15c05fe05839b29fc0afdb26a0dc9b628
[INFO] running `Command { std: "docker" "start" "-a" "726c6b831c15cb304b7680b7e207cbe15c05fe05839b29fc0afdb26a0dc9b628", kill_on_drop: false }`
[INFO] [stderr]    Compiling souvenir-core v0.5.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rand`
[INFO] [stdout]   --> src/encoding/suffix.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     use rand::random;
[INFO] [stdout]    |         ^^^^ use of unresolved module or unlinked crate `rand`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `souvenir-core` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "726c6b831c15cb304b7680b7e207cbe15c05fe05839b29fc0afdb26a0dc9b628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "726c6b831c15cb304b7680b7e207cbe15c05fe05839b29fc0afdb26a0dc9b628", kill_on_drop: false }`
[INFO] [stdout] 726c6b831c15cb304b7680b7e207cbe15c05fe05839b29fc0afdb26a0dc9b628