[INFO] fetching crate serde_epee 0.3.0...
[INFO] testing serde_epee-0.3.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate serde_epee 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate serde_epee 0.3.0
[INFO] finished tweaking crates.io crate serde_epee 0.3.0
[INFO] tweaked toml for crates.io crate serde_epee 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_epee 0.3.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c773b4389757ac5c1913b2ea212badc93cde38b6947da98d6f2bb53c214e9d1
[INFO] running `Command { std: "docker" "start" "-a" "4c773b4389757ac5c1913b2ea212badc93cde38b6947da98d6f2bb53c214e9d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c773b4389757ac5c1913b2ea212badc93cde38b6947da98d6f2bb53c214e9d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c773b4389757ac5c1913b2ea212badc93cde38b6947da98d6f2bb53c214e9d1", kill_on_drop: false }`
[INFO] [stdout] 4c773b4389757ac5c1913b2ea212badc93cde38b6947da98d6f2bb53c214e9d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70c2124f0c182e7b3bc4bc154d5216f085d757d3721246783d40503f8338f08a
[INFO] running `Command { std: "docker" "start" "-a" "70c2124f0c182e7b3bc4bc154d5216f085d757d3721246783d40503f8338f08a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling serde_epee v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "70c2124f0c182e7b3bc4bc154d5216f085d757d3721246783d40503f8338f08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70c2124f0c182e7b3bc4bc154d5216f085d757d3721246783d40503f8338f08a", kill_on_drop: false }`
[INFO] [stdout] 70c2124f0c182e7b3bc4bc154d5216f085d757d3721246783d40503f8338f08a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c14cc532fe1b0b66d7820b53003504ec5c4f0332233988e78f725648a6560e38
[INFO] running `Command { std: "docker" "start" "-a" "c14cc532fe1b0b66d7820b53003504ec5c4f0332233988e78f725648a6560e38", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_epee v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde_epee::*`
[INFO] [stdout]  --> tests/ser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_epee::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "c14cc532fe1b0b66d7820b53003504ec5c4f0332233988e78f725648a6560e38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c14cc532fe1b0b66d7820b53003504ec5c4f0332233988e78f725648a6560e38", kill_on_drop: false }`
[INFO] [stdout] c14cc532fe1b0b66d7820b53003504ec5c4f0332233988e78f725648a6560e38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 07422a06039dd7967d6db71b9bc24fbb3576131734da1934f2866117d21db49b
[INFO] running `Command { std: "docker" "start" "-a" "07422a06039dd7967d6db71b9bc24fbb3576131734da1934f2866117d21db49b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `serde_epee::*`
[INFO] [stderr]  --> tests/ser.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde_epee::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `serde_epee` (test "ser") generated 1 warning (run `cargo fix --test "ser" -p serde_epee` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_epee-3d1bb685e548f509)
[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] [stderr]      Running tests/ser.rs (/opt/rustwide/target/debug/deps/ser-f915a4092c7b3e87)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::serialize_byte_array ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_epee
[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" "07422a06039dd7967d6db71b9bc24fbb3576131734da1934f2866117d21db49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07422a06039dd7967d6db71b9bc24fbb3576131734da1934f2866117d21db49b", kill_on_drop: false }`
[INFO] [stdout] 07422a06039dd7967d6db71b9bc24fbb3576131734da1934f2866117d21db49b