[INFO] fetching crate slackbot 0.2.0... [INFO] checking slackbot-0.2.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4 [INFO] extracting crate slackbot 0.2.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate slackbot 0.2.0 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate slackbot 0.2.0 [INFO] finished tweaking crates.io crate slackbot 0.2.0 [INFO] tweaked toml for crates.io crate slackbot 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 106 packages [INFO] [stderr] Adding bitflags v0.3.3 (latest: v2.5.0) [INFO] [stderr] Adding cookie v0.1.21 (latest: v0.18.1) [INFO] [stderr] Adding foreign-types v0.3.2 (latest: v0.5.0) [INFO] [stderr] Adding foreign-types-shared v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding hpack v0.2.0 (latest: v0.3.0) [INFO] [stderr] Adding hyper v0.6.16 (latest: v1.2.0) [INFO] [stderr] Adding language-tags v0.0.7 (latest: v0.3.2) [INFO] [stderr] Adding lazy_static v0.1.16 (latest: v1.4.0) [INFO] [stderr] Adding libc v0.1.12 (latest: v0.2.153) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.21) [INFO] [stderr] Adding mime v0.1.3 (latest: v0.3.17) [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num-bigint v0.1.44 (latest: v0.4.4) [INFO] [stderr] Adding num-complex v0.1.43 (latest: v0.4.5) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num_cpus v0.2.13 (latest: v1.16.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding openssl v0.6.7 (latest: v0.10.64) [INFO] [stderr] Adding openssl-sys v0.6.7 (latest: v0.9.102) [INFO] [stderr] Adding rand v0.3.23 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding remove_dir_all v0.5.3 (latest: v0.8.2) [INFO] [stderr] Adding same-file v0.1.3 (latest: v1.0.6) [INFO] [stderr] Adding serde v0.6.15 (latest: v1.0.197) [INFO] [stderr] Adding serde_json v0.6.1 (latest: v1.0.115) [INFO] [stderr] Adding slack v0.8.3 (latest: v0.25.0) [INFO] [stderr] Adding time v0.1.45 (latest: v0.3.34) [INFO] [stderr] Adding traitobject v0.0.1 (latest: v0.1.0) [INFO] [stderr] Adding unicase v1.4.2 (latest: v2.7.0) [INFO] [stderr] Adding url v0.2.38 (latest: v2.5.0) [INFO] [stderr] Adding uuid v0.1.18 (latest: v1.8.0) [INFO] [stderr] Adding version_check v0.1.5 (latest: v0.9.4) [INFO] [stderr] Adding walkdir v1.0.7 (latest: v2.5.0) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding websocket v0.12.2 (latest: v0.27.1) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_json v0.6.1 [INFO] [stderr] Downloaded websocket v0.12.2 [INFO] [stderr] Downloaded slack v0.8.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c992fe52016841b82f91cc2a565e9f92faff418a2c4428040eefbc3f2f381b3 [INFO] running `Command { std: "docker" "start" "-a" "5c992fe52016841b82f91cc2a565e9f92faff418a2c4428040eefbc3f2f381b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c992fe52016841b82f91cc2a565e9f92faff418a2c4428040eefbc3f2f381b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c992fe52016841b82f91cc2a565e9f92faff418a2c4428040eefbc3f2f381b3", kill_on_drop: false }` [INFO] [stdout] 5c992fe52016841b82f91cc2a565e9f92faff418a2c4428040eefbc3f2f381b3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 35f230a7c02d2dd0cc567833cf9bf0407fd62a9925dde9c4800f5e8eb28917bf [INFO] running `Command { std: "docker" "start" "-a" "35f230a7c02d2dd0cc567833cf9bf0407fd62a9925dde9c4800f5e8eb28917bf", kill_on_drop: false }` [INFO] [stderr] error: multiple packages link to native library `openssl`, but a native library can be linked only once [INFO] [stderr] [INFO] [stderr] package `openssl-sys v0.6.7` [INFO] [stderr] ... which satisfies dependency `openssl-sys = "^0.6.7"` (locked to 0.6.7) of package `openssl v0.6.7` [INFO] [stderr] ... which satisfies dependency `openssl = "~0.6.4"` (locked to 0.6.7) of package `slack v0.8.3` [INFO] [stderr] ... which satisfies dependency `slack = "^0.8.2"` (locked to 0.8.3) of package `slackbot v0.2.0 (/opt/rustwide/workdir)` [INFO] [stderr] links to native library `openssl` [INFO] [stderr] [INFO] [stderr] package `openssl-sys v0.9.102` [INFO] [stderr] ... which satisfies dependency `ffi = "^0.9.100"` (locked to 0.9.102) of package `openssl v0.10.64` [INFO] [stderr] ... which satisfies dependency `openssl = "*"` (locked to 0.10.64) of package `websocket v0.12.2` [INFO] [stderr] ... which satisfies dependency `websocket = "~0.12.2"` (locked to 0.12.2) of package `slack v0.8.3` [INFO] [stderr] ... which satisfies dependency `slack = "^0.8.2"` (locked to 0.8.3) of package `slackbot v0.2.0 (/opt/rustwide/workdir)` [INFO] [stderr] also links to native library `openssl` [INFO] running `Command { std: "docker" "inspect" "35f230a7c02d2dd0cc567833cf9bf0407fd62a9925dde9c4800f5e8eb28917bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35f230a7c02d2dd0cc567833cf9bf0407fd62a9925dde9c4800f5e8eb28917bf", kill_on_drop: false }` [INFO] [stdout] 35f230a7c02d2dd0cc567833cf9bf0407fd62a9925dde9c4800f5e8eb28917bf