[INFO] fetching crate seekable-iterator 0.3.1...
[INFO] testing seekable-iterator-0.3.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate seekable-iterator 0.3.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate seekable-iterator 0.3.1
[INFO] finished tweaking crates.io crate seekable-iterator 0.3.1
[INFO] tweaked toml for crates.io crate seekable-iterator 0.3.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate seekable-iterator 0.3.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate seekable-iterator 0.3.1 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4798c0f73ca3768981735c06948eb9d5dad31a3831e8eecfce3cfce36755b82f
[INFO] running `Command { std: "docker" "start" "-a" "4798c0f73ca3768981735c06948eb9d5dad31a3831e8eecfce3cfce36755b82f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4798c0f73ca3768981735c06948eb9d5dad31a3831e8eecfce3cfce36755b82f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4798c0f73ca3768981735c06948eb9d5dad31a3831e8eecfce3cfce36755b82f", kill_on_drop: false }`
[INFO] [stdout] 4798c0f73ca3768981735c06948eb9d5dad31a3831e8eecfce3cfce36755b82f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85f1bd9b3ec7d17e724a52fbb7dbc44f7edee2cfa2b32f99efae9e072f238e62
[INFO] running `Command { std: "docker" "start" "-a" "85f1bd9b3ec7d17e724a52fbb7dbc44f7edee2cfa2b32f99efae9e072f238e62", kill_on_drop: false }`
[INFO] [stderr]    Compiling clone-behavior v0.0.1
[INFO] [stderr]    Compiling generic-container v0.2.1
[INFO] [stderr]    Compiling seekable-iterator v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "85f1bd9b3ec7d17e724a52fbb7dbc44f7edee2cfa2b32f99efae9e072f238e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85f1bd9b3ec7d17e724a52fbb7dbc44f7edee2cfa2b32f99efae9e072f238e62", kill_on_drop: false }`
[INFO] [stdout] 85f1bd9b3ec7d17e724a52fbb7dbc44f7edee2cfa2b32f99efae9e072f238e62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 820c68e7a53eedd834b48c8aef60d87d50d54ea632df4f9276aa70bc710d1e91
[INFO] running `Command { std: "docker" "start" "-a" "820c68e7a53eedd834b48c8aef60d87d50d54ea632df4f9276aa70bc710d1e91", kill_on_drop: false }`
[INFO] [stderr]    Compiling seekable-iterator v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "820c68e7a53eedd834b48c8aef60d87d50d54ea632df4f9276aa70bc710d1e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "820c68e7a53eedd834b48c8aef60d87d50d54ea632df4f9276aa70bc710d1e91", kill_on_drop: false }`
[INFO] [stdout] 820c68e7a53eedd834b48c8aef60d87d50d54ea632df4f9276aa70bc710d1e91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 72d8fb4443c6970b160e62ee21d652170f470e286fb315c8c9b1d7456696749e
[INFO] running `Command { std: "docker" "start" "-a" "72d8fb4443c6970b160e62ee21d652170f470e286fb315c8c9b1d7456696749e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/seekable_iterator-ef7a6e73dddbaa2d)
[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]    Doc-tests seekable_iterator
[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" "72d8fb4443c6970b160e62ee21d652170f470e286fb315c8c9b1d7456696749e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72d8fb4443c6970b160e62ee21d652170f470e286fb315c8c9b1d7456696749e", kill_on_drop: false }`
[INFO] [stdout] 72d8fb4443c6970b160e62ee21d652170f470e286fb315c8c9b1d7456696749e