[INFO] fetching crate knockknock 1.0.2...
[INFO] checking knockknock-1.0.2 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate knockknock 1.0.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate knockknock 1.0.2
[INFO] finished tweaking crates.io crate knockknock 1.0.2
[INFO] tweaked toml for crates.io crate knockknock 1.0.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate knockknock 1.0.2 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate knockknock 1.0.2 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0f3493d93188d4b40cf5044afd38f146ad8a121f8caffe8dd37b92c78eb00c6
[INFO] running `Command { std: "docker" "start" "-a" "d0f3493d93188d4b40cf5044afd38f146ad8a121f8caffe8dd37b92c78eb00c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0f3493d93188d4b40cf5044afd38f146ad8a121f8caffe8dd37b92c78eb00c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0f3493d93188d4b40cf5044afd38f146ad8a121f8caffe8dd37b92c78eb00c6", kill_on_drop: false }`
[INFO] [stdout] d0f3493d93188d4b40cf5044afd38f146ad8a121f8caffe8dd37b92c78eb00c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac4121598c9b0bccc079cea086eb30bd62ff1e5314f96a67ff305d62c6bfa6d0
[INFO] running `Command { std: "docker" "start" "-a" "ac4121598c9b0bccc079cea086eb30bd62ff1e5314f96a67ff305d62c6bfa6d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking os_str_bytes v4.2.0
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking zpinger v0.1.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]     Checking clap v3.0.0-beta.5
[INFO] [stderr]     Checking knockknock v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `clap::App::<'help>::from_yaml`: Replaced with `App::from`
[INFO] [stdout]   --> src/main.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let args = clap::App::from_yaml(yaml).get_matches();
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `clap::App::<'help>::from_yaml`: Replaced with `App::from`
[INFO] [stdout]   --> src/main.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let args = clap::App::from_yaml(yaml).get_matches();
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.00s
[INFO] running `Command { std: "docker" "inspect" "ac4121598c9b0bccc079cea086eb30bd62ff1e5314f96a67ff305d62c6bfa6d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac4121598c9b0bccc079cea086eb30bd62ff1e5314f96a67ff305d62c6bfa6d0", kill_on_drop: false }`
[INFO] [stdout] ac4121598c9b0bccc079cea086eb30bd62ff1e5314f96a67ff305d62c6bfa6d0