[INFO] fetching crate cargo-msrv 0.9.0...
[INFO] checking cargo-msrv-0.9.0 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate cargo-msrv 0.9.0 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate cargo-msrv 0.9.0 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-msrv 0.9.0
[INFO] finished tweaking crates.io crate cargo-msrv 0.9.0
[INFO] tweaked toml for crates.io crate cargo-msrv 0.9.0 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate crates.io crate cargo-msrv 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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 directories-next v2.0.0
[INFO] [stderr]   Downloaded wildmatch v1.1.0
[INFO] [stderr]   Downloaded syn v1.0.62
[INFO] [stderr]   Downloaded libc v0.2.88
[INFO] [stderr]   Downloaded parameterized-macro v0.3.1
[INFO] [stderr]   Downloaded rust-releases-core v0.16.0
[INFO] [stderr]   Downloaded rust-releases-io v0.16.0
[INFO] [stderr]   Downloaded decent-synquote-alternative v0.3.0
[INFO] [stderr]   Downloaded decent-serde-toml-derive-alternative v0.3.0
[INFO] [stderr]   Downloaded decent-toml-rs-alternative v0.3.0
[INFO] [stderr]   Downloaded rust-releases v0.16.0
[INFO] [stderr]   Downloaded yare v1.0.1
[INFO] [stderr]   Downloaded attohttpc v0.17.0
[INFO] [stderr]   Downloaded parameterized v0.3.1
[INFO] [stderr]   Downloaded rust-releases-rust-changelog v0.16.0
[INFO] [stderr]   Downloaded yare-macro v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57614b2ab9ae6f56cfd59bca3f500bc7384dca3652b991e6c1b9a086a912338f
[INFO] running `Command { std: "docker" "start" "-a" "57614b2ab9ae6f56cfd59bca3f500bc7384dca3652b991e6c1b9a086a912338f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57614b2ab9ae6f56cfd59bca3f500bc7384dca3652b991e6c1b9a086a912338f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57614b2ab9ae6f56cfd59bca3f500bc7384dca3652b991e6c1b9a086a912338f", kill_on_drop: false }`
[INFO] [stdout] 57614b2ab9ae6f56cfd59bca3f500bc7384dca3652b991e6c1b9a086a912338f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22f38a8757a7d104fc04d99f8fc85ccc0280abb3acd6056f5216db384cf9707e
[INFO] running `Command { std: "docker" "start" "-a" "22f38a8757a7d104fc04d99f8fc85ccc0280abb3acd6056f5216db384cf9707e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]     Checking wildmatch v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling decent-synquote-alternative v0.3.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling decent-serde-toml-derive-alternative v0.3.0
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]     Checking decent-toml-rs-alternative v0.3.0
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking attohttpc v0.17.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling parameterized-macro v0.3.1
[INFO] [stderr]    Compiling yare-macro v1.0.1
[INFO] [stderr]     Checking parameterized v0.3.1
[INFO] [stderr]     Checking yare v1.0.1
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking rust-releases-io v0.16.0
[INFO] [stderr]     Checking rust-releases-core v0.16.0
[INFO] [stderr]     Checking rust-releases-rust-changelog v0.16.0
[INFO] [stderr]     Checking rust-releases v0.16.0
[INFO] [stderr]     Checking cargo-msrv v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.85s
[INFO] running `Command { std: "docker" "inspect" "22f38a8757a7d104fc04d99f8fc85ccc0280abb3acd6056f5216db384cf9707e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22f38a8757a7d104fc04d99f8fc85ccc0280abb3acd6056f5216db384cf9707e", kill_on_drop: false }`
[INFO] [stdout] 22f38a8757a7d104fc04d99f8fc85ccc0280abb3acd6056f5216db384cf9707e