[INFO] fetching crate mid 3.0.7...
[INFO] testing mid-3.0.7 against 1.90.0 for beta-1.91-3
[INFO] extracting crate mid 3.0.7 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mid 3.0.7
[INFO] finished tweaking crates.io crate mid 3.0.7
[INFO] tweaked toml for crates.io crate mid 3.0.7 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mid 3.0.7 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mid 3.0.7 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hmac-sha256 v1.1.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 377170ef09f5051a0e20e5b0c7bd20125ffedb4fde61560fe170d589ad511c3e
[INFO] running `Command { std: "docker" "start" "-a" "377170ef09f5051a0e20e5b0c7bd20125ffedb4fde61560fe170d589ad511c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "377170ef09f5051a0e20e5b0c7bd20125ffedb4fde61560fe170d589ad511c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "377170ef09f5051a0e20e5b0c7bd20125ffedb4fde61560fe170d589ad511c3e", kill_on_drop: false }`
[INFO] [stdout] 377170ef09f5051a0e20e5b0c7bd20125ffedb4fde61560fe170d589ad511c3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b950917697a51665aa6a6c1e74f1ff3fa1a6e39a83e457174da077337367d21
[INFO] running `Command { std: "docker" "start" "-a" "9b950917697a51665aa6a6c1e74f1ff3fa1a6e39a83e457174da077337367d21", kill_on_drop: false }`
[INFO] [stderr]    Compiling hmac-sha256 v1.1.12
[INFO] [stderr]    Compiling mid v3.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "9b950917697a51665aa6a6c1e74f1ff3fa1a6e39a83e457174da077337367d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b950917697a51665aa6a6c1e74f1ff3fa1a6e39a83e457174da077337367d21", kill_on_drop: false }`
[INFO] [stdout] 9b950917697a51665aa6a6c1e74f1ff3fa1a6e39a83e457174da077337367d21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c242a928e6a2893d630a592fb8ea72a8e4824e647d2ee280f86dae2cd34fbe44
[INFO] running `Command { std: "docker" "start" "-a" "c242a928e6a2893d630a592fb8ea72a8e4824e647d2ee280f86dae2cd34fbe44", kill_on_drop: false }`
[INFO] [stderr]    Compiling mid v3.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "c242a928e6a2893d630a592fb8ea72a8e4824e647d2ee280f86dae2cd34fbe44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c242a928e6a2893d630a592fb8ea72a8e4824e647d2ee280f86dae2cd34fbe44", kill_on_drop: false }`
[INFO] [stdout] c242a928e6a2893d630a592fb8ea72a8e4824e647d2ee280f86dae2cd34fbe44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d4fb7e278ff16de09261d6bb8ff79f23334afd906becc444accbb638ccee791b
[INFO] running `Command { std: "docker" "start" "-a" "d4fb7e278ff16de09261d6bb8ff79f23334afd906becc444accbb638ccee791b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mid-e77d67ab6a91ecdc)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_mid_operations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d4fb7e278ff16de09261d6bb8ff79f23334afd906becc444accbb638ccee791b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4fb7e278ff16de09261d6bb8ff79f23334afd906becc444accbb638ccee791b", kill_on_drop: false }`
[INFO] [stdout] d4fb7e278ff16de09261d6bb8ff79f23334afd906becc444accbb638ccee791b