[INFO] fetching crate magic-number-b 0.1.0...
[INFO] testing magic-number-b-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate magic-number-b 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate magic-number-b 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate magic-number-b 0.1.0
[INFO] finished tweaking crates.io crate magic-number-b 0.1.0
[INFO] tweaked toml for crates.io crate magic-number-b 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded magic-number v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d488c9a3c05cec23a6da6cd8a84fa4c9f0cf148d9836b6ae03f0c0f95494e9f
[INFO] running `Command { std: "docker" "start" "-a" "3d488c9a3c05cec23a6da6cd8a84fa4c9f0cf148d9836b6ae03f0c0f95494e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d488c9a3c05cec23a6da6cd8a84fa4c9f0cf148d9836b6ae03f0c0f95494e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d488c9a3c05cec23a6da6cd8a84fa4c9f0cf148d9836b6ae03f0c0f95494e9f", kill_on_drop: false }`
[INFO] [stdout] 3d488c9a3c05cec23a6da6cd8a84fa4c9f0cf148d9836b6ae03f0c0f95494e9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0bb6f993f5a6280a49bf58de2effa24ee4af8059f669d72e2385937cd5b7757
[INFO] running `Command { std: "docker" "start" "-a" "f0bb6f993f5a6280a49bf58de2effa24ee4af8059f669d72e2385937cd5b7757", kill_on_drop: false }`
[INFO] [stderr]    Compiling magic-number v0.2.0
[INFO] [stderr]    Compiling magic-number-b v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "f0bb6f993f5a6280a49bf58de2effa24ee4af8059f669d72e2385937cd5b7757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0bb6f993f5a6280a49bf58de2effa24ee4af8059f669d72e2385937cd5b7757", kill_on_drop: false }`
[INFO] [stdout] f0bb6f993f5a6280a49bf58de2effa24ee4af8059f669d72e2385937cd5b7757
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78d6ac3c8c1c9acf66e25ad9b17f7d4e0a478dd2379ef1b97c18a0c97798bde8
[INFO] running `Command { std: "docker" "start" "-a" "78d6ac3c8c1c9acf66e25ad9b17f7d4e0a478dd2379ef1b97c18a0c97798bde8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling magic-number-b v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "78d6ac3c8c1c9acf66e25ad9b17f7d4e0a478dd2379ef1b97c18a0c97798bde8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78d6ac3c8c1c9acf66e25ad9b17f7d4e0a478dd2379ef1b97c18a0c97798bde8", kill_on_drop: false }`
[INFO] [stdout] 78d6ac3c8c1c9acf66e25ad9b17f7d4e0a478dd2379ef1b97c18a0c97798bde8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 468da242d2b7428aa8f745d74e5b42ad220312bb8ffc6d07875fc1062db48984
[INFO] running `Command { std: "docker" "start" "-a" "468da242d2b7428aa8f745d74e5b42ad220312bb8ffc6d07875fc1062db48984", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/magic_number_b-2281fdc18a404c57)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests magic-number-b
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "468da242d2b7428aa8f745d74e5b42ad220312bb8ffc6d07875fc1062db48984", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "468da242d2b7428aa8f745d74e5b42ad220312bb8ffc6d07875fc1062db48984", kill_on_drop: false }`
[INFO] [stdout] 468da242d2b7428aa8f745d74e5b42ad220312bb8ffc6d07875fc1062db48984