[INFO] fetching crate wascc-fs 0.1.2...
[INFO] testing wascc-fs-0.1.2 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate wascc-fs 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate wascc-fs 0.1.2
[INFO] finished tweaking crates.io crate wascc-fs 0.1.2
[INFO] tweaked toml for crates.io crate wascc-fs 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wascc-fs 0.1.2 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 37 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.7.1 (available: v0.11.8)
[INFO] [stderr]       Adding wascc-codec v0.8.1 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09492cdb8cecf33cbcb6f07fc1a2d666e5f1d68454610416e8926f3ef35dc5b1
[INFO] running `Command { std: "docker" "start" "-a" "09492cdb8cecf33cbcb6f07fc1a2d666e5f1d68454610416e8926f3ef35dc5b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09492cdb8cecf33cbcb6f07fc1a2d666e5f1d68454610416e8926f3ef35dc5b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09492cdb8cecf33cbcb6f07fc1a2d666e5f1d68454610416e8926f3ef35dc5b1", kill_on_drop: false }`
[INFO] [stdout] 09492cdb8cecf33cbcb6f07fc1a2d666e5f1d68454610416e8926f3ef35dc5b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52d735e8c744a69e3cbfa986cb12ade24e3be71d7232f99ad53eee4faf93ad98
[INFO] running `Command { std: "docker" "start" "-a" "52d735e8c744a69e3cbfa986cb12ade24e3be71d7232f99ad53eee4faf93ad98", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling rmp-serde v0.14.4
[INFO] [stderr]    Compiling wascc-codec v0.8.1
[INFO] [stderr]    Compiling wascc-fs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ReadPlus` is never used
[INFO] [stdout]   --> src/chunks.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub(crate) trait ReadPlus: Read {
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.14s
[INFO] running `Command { std: "docker" "inspect" "52d735e8c744a69e3cbfa986cb12ade24e3be71d7232f99ad53eee4faf93ad98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d735e8c744a69e3cbfa986cb12ade24e3be71d7232f99ad53eee4faf93ad98", kill_on_drop: false }`
[INFO] [stdout] 52d735e8c744a69e3cbfa986cb12ade24e3be71d7232f99ad53eee4faf93ad98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2e74b0b68fec1b328b28649e430d538082ce8e7e1b9019ba4e729474475b52d
[INFO] running `Command { std: "docker" "start" "-a" "e2e74b0b68fec1b328b28649e430d538082ce8e7e1b9019ba4e729474475b52d", kill_on_drop: false }`
[INFO] [stdout] warning: trait `ReadPlus` is never used
[INFO] [stdout]   --> src/chunks.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub(crate) trait ReadPlus: Read {
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wascc-fs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ReadPlus` is never used
[INFO] [stdout]   --> src/chunks.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub(crate) trait ReadPlus: Read {
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "e2e74b0b68fec1b328b28649e430d538082ce8e7e1b9019ba4e729474475b52d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2e74b0b68fec1b328b28649e430d538082ce8e7e1b9019ba4e729474475b52d", kill_on_drop: false }`
[INFO] [stdout] e2e74b0b68fec1b328b28649e430d538082ce8e7e1b9019ba4e729474475b52d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 465ae9e42a3c932b7ccf3bc776770179cb203d8484e8e45038ec6df178486bf7
[INFO] running `Command { std: "docker" "start" "-a" "465ae9e42a3c932b7ccf3bc776770179cb203d8484e8e45038ec6df178486bf7", kill_on_drop: false }`
[INFO] [stderr] warning: trait `ReadPlus` is never used
[INFO] [stderr]   --> src/chunks.rs:51:18
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub(crate) trait ReadPlus: Read {
[INFO] [stderr]    |                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wascc-fs` (lib) generated 1 warning
[INFO] [stderr] warning: `wascc-fs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wascc_fs-b3e046c553e2a732)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::no_hacky_hacky ... ok
[INFO] [stdout] test tests::test_start_upload ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wascc_fs
[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" "465ae9e42a3c932b7ccf3bc776770179cb203d8484e8e45038ec6df178486bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "465ae9e42a3c932b7ccf3bc776770179cb203d8484e8e45038ec6df178486bf7", kill_on_drop: false }`
[INFO] [stdout] 465ae9e42a3c932b7ccf3bc776770179cb203d8484e8e45038ec6df178486bf7